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Children's blood sugar levels are often slightly lower than adults'. Overnight fasting glucose levels are below 70 mg/dL (3.9 mM) in 5% of healthy adults, but up to 5% of children can be below 60 mg/dL (3.3 mM) in the morning fasting state. As the duration of fasting is extended, a higher percentage of infants and children will have mildly low plasma glucose levels, usually without symptoms. The normal range of newborn blood sugars continues to be debated. It has been proposed that newborn brains are able to use alternate fuels when glucose levels are low more readily than adults. Experts continue to debate the significance and risk of such levels, though the trend has been to recommend maintenance of glucose levels above 60–70 mg/dL the first day after birth.
Diabetic hypoglycemia represents a special case with respect to the relationship of measured glucose and hypoglycemic symptoms for several reasons. First, although home glucose meter readings are often misleading, the probability that a low reading, whether accompanied by symptoms or not, represents real hypoglycemia is much higher in a person who takes insulin than in someone who does not.
The following is a brief list of hormones and metabolites which may be measured in a critical sample. Not all tests are checked on every patient. A "basic version" would include insulin, cortisol, and electrolytes, with C-peptide and drug screen for adults and growth hormone in children. The value of additional specific tests depends on the most likely diagnoses for an individual patient, based on the circumstances described above. Many of these levels change within minutes, especially if glucose is given, and there is no value in measuring them after the hypoglycemia is reversed. Others, especially those lower in the list, remain abnormal even after hypoglycemia is reversed, and can be usefully measured even if a critical specimen is missed.
Part of the value of the critical sample may simply be the proof that the symptoms are indeed due to hypoglycemia. More often, measurement of certain hormones and metabolites at the time of hypoglycemia indicates which organs and body systems are responding appropriately and which are functioning abnormally. For example, when the blood glucose is low, hormones which raise the glucose should be rising and insulin secretion should be completely suppressed.
It is critical for patients who monitor glucose levels at home to be aware of which units of measurement their testing kit uses.
Glucose levels are measured in either:
1. Millimoles per liter (mmol/l) is the SI standard unit used in most countries around the world.
2. Milligrams per deciliter (mg/dl) is used in some countries such as the United States, Japan, France, Egypt and Colombia.
Scientific journals are moving towards using mmol/l; some journals now use mmol/l as the primary unit but quote mg/dl in parentheses.
Glucose levels vary before and after meals, and at various times of day; the definition of "normal" varies among medical professionals. In general, the normal range for most people (fasting adults) is about 4 to 6 mmol/l or 80 to 110 mg/dl. (where 4 mmol/l or 80 mg/dl is "optimal".) A subject with a consistent range above 7 mmol/l or 126 mg/dl is generally held to have hyperglycemia, whereas a consistent range below 4 mmol/l or 70 mg/dl is considered hypoglycemic. In fasting adults, blood plasma glucose should not exceed 7 mmol/l or 126 mg/dL. Sustained higher levels of blood sugar cause damage to the blood vessels and to the organs they supply, leading to the complications of diabetes.
Chronic hyperglycemia can be measured via the HbA1c test. The definition of acute hyperglycemia varies by study, with mmol/l levels from 8 to 15 (mg/dl levels from 144 to 270).
Defects in insulin secretion, insulin action, or both, results in hyperglycemia.
The gold standard for investigating and quantifying insulin resistance is the "hyperinsulinemic euglycemic clamp," so-called because it measures the amount of glucose necessary to compensate for an increased insulin level without causing hypoglycemia. It is a type of glucose clamp technique. The test rarely is performed in clinical care, but is used in medical research, for example, to assess the effects of different medications. The rate of glucose infusion commonly is referred to in diabetes literature as the GINF value.
The procedure takes about two hours. Through a peripheral vein, insulin is infused at 10–120 mU per m per minute. In order to compensate for the insulin infusion, glucose 20% is infused to maintain blood sugar levels between 5 and 5.5 mmol/L. The rate of glucose infusion is determined by checking the blood sugar levels every five to ten minutes.
The rate of glucose infusion during the last thirty minutes of the test determines insulin sensitivity. If high levels (7.5 mg/min or higher) are required, the patient is insulin-sensitive. Very low levels (4.0 mg/min or lower) indicate that the body is resistant to insulin action. Levels between 4.0 and 7.5 mg/min are not definitive, and suggest "impaired glucose tolerance," an early sign of insulin resistance.
This basic technique may be enhanced significantly by the use of glucose tracers. Glucose may be labeled with either stable or radioactive atoms. Commonly used tracers are 3-H glucose (radioactive), 6,6 H-glucose (stable) and 1-C Glucose (stable). Prior to beginning the hyperinsulinemic period, a 3h tracer infusion enables one to determine the basal rate of glucose production. During the clamp, the plasma tracer concentrations enable the calculation of whole-body insulin-stimulated glucose metabolism, as well as the production of glucose by the body (i.e., endogenous glucose production).
Attacks of DKA can be prevented in those known to have diabetes to an extent by adherence to "sick day rules"; these are clear-cut instructions to person on how to treat themselves when unwell. Instructions include advice on how much extra insulin to take when sugar levels appear uncontrolled, an easily digestible diet rich in salt and carbohydrates, means to suppress fever and treat infection, and recommendations when to call for medical help.
People with diabetes can monitor their own ketone levels when unwell and seek help if they are elevated.
Another measure of insulin resistance is the modified insulin suppression test developed by Gerald Reaven at Stanford University. The test correlates well with the euglycemic clamp, with less operator-dependent error. This test has been used to advance the large body of research relating to the metabolic syndrome.
Patients initially receive 25 μg of octreotide (Sandostatin) in 5 mL of normal saline over 3 to 5 minutes via intravenous infusion (IV) as an initial bolus, and then, are infused continuously with an intravenous infusion of somatostatin (0.27 μg/m/min) to suppress endogenous insulin and glucose secretion. Next, insulin and 20% glucose are infused at rates of 32 and 267 mg/m/min, respectively. Blood glucose is checked at zero, 30, 60, 90, and 120 minutes, and thereafter, every 10 minutes for the last half-hour of the test. These last four values are averaged to determine the steady-state plasma glucose level (SSPG). Subjects with an SSPG greater than 150 mg/dL are considered to be insulin-resistant.
The first line of defense in preventing chronic Somogyi rebound is additional blood glucose testing. Continuous blood glucose monitoring is the preferred method to detect and prevent the Somogyi rebound, but this technology is not yet widely used. Alternatively, testing blood sugar more often, 8 to 10 times daily with a traditional blood glucose meter, facilitates detecting the low blood sugar level before such a rebound occurs.
Testing occasionally during the middle of the night is also important, particularly when high waking blood sugars are found, to determine if more insulin is needed to prevent hyperglycemia or if less insulin is needed to prevent such a rebound.
Sometimes a person with diabetes will experience the Somogyi rebound when awake and notice symptoms of the initial low blood sugar or symptoms of the rebound. At night, waking with a night sweat (perhaps combined with a rapid heart rate) is a symptom of the adrenaline and rebound. Unfortunately, the evidence shows that patients with type 1 diabetes do not normally wake during nocturnal hypoglycemic episodes.
While reviewing log data of blood glucose after the fact, signs of Somogyi rebound should be suspected when blood glucose numbers seem "higher" after the insulin dosage has been raised, particularly in the morning. One simple way to determine if nocturnal hypoglycemia may be causing morning hyperglycemia is to have the patient have a high protein snack with a small amount of carbohydrates at bedtime. This will help keep the blood sugar up overnight and prevent the somogyi effect. If the morning blood sugar decreases, this is indicative of the somogyi effect and the daily insulin should be decreased.
In theory, avoidance is simply a matter of preventing hyperinsulinemia. In practice, the difficulty for a diabetic person to aggressively dose insulin to keep blood sugars levels close to normal and at the same time constantly adjust the insulin regimen to the dynamic demands of exercise, stress, and wellness can practically assure occasional hyperinsulinemia. The pharmacokinetic imperfections of all insulin replacement regimens is a severe limitation.
Some practical behaviors which are useful in avoiding chronic Somogyi rebound are:
- frequent blood glucose monitoring (8–10 times daily);
- continuous blood glucose monitoring;
- logging and review of blood glucose values, searching for patterns of low blood sugar values;
- conservative increases in insulin delivery;
- awareness to the signs of hypoglycemia;
- awareness to hyperglycemia in response to increased delivery of insulin;
- use of appropriate types of insulin (long-acting, short-acting, etc.) in appropriate amounts.
Diabetic ketoacidosis may be diagnosed when the combination of hyperglycemia (high blood sugars), ketones in the blood or on urinalysis and acidosis are demonstrated. In about 10% of cases the blood sugar is not significantly elevated ("euglycemic diabetic ketoacidosis").
Arterial blood gas measurement is usually performed to demonstrate the acidosis; this requires taking a blood sample from an artery. Subsequent measurements (to ensure treatment is effective), may be taken from a normal blood test taken from a vein, as there is little difference between the arterial and the venous pH. Ketones can be measured in the urine (acetoacetate) and blood (β-hydroxybutyrate). When compared with urine acetoacetate testing, capillary blood β-hydroxybutyrate determination can reduce the need for admission, shorten the duration of hospital admission and potentially reduce the costs of hospital care. At very high levels, capillary blood ketone measurement becomes imprecise.
In addition to the above, blood samples are usually taken to measure urea and creatinine (measures of kidney function, which may be impaired in DKA as a result of dehydration) and electrolytes. Furthermore, markers of infection (complete blood count, C-reactive protein) and acute pancreatitis (amylase and lipase) may be measured. Given the need to exclude infection, chest radiography and urinalysis are usually performed.
If cerebral edema is suspected because of confusion, recurrent vomiting or other symptoms, computed tomography may be performed to assess its severity and to exclude other causes such as stroke.
Most patients (or animals) with prediabetic type impaired glucose tolerance (serum glucose 140–200 mg/dL at 2 hours after OGTT) are generally not oxyhyperglycemic because:
1. Glycosuria is not necessary for mild impaired glucose tolerance (e.g. at approx 140–180 mg/dL range of blood glucose), is necessary for oxyhyperglycemia (i.e. peak >renal threshold).
2. In contrast to the commonly seen shallow OGTT curve, amplitude of the pointy spike in oxyhyperglycemia need not necessarily be restricted to only prediabetic range and in severe oxyhyperglycemia it may cross 250 mg/dL. In oxyhyperglycemia, by two hours, the glucose not only comes back to pre-diabetic range it may even start shooting below the fasting baseline.
3. In oxyhyperglycemia, both the upstroke (by 30 minutes) and down stroke (by 2.5 hr) happens quite fast which is unusual for other forms of prediabetes. In most cases of impaired tolerance, glucose levels usually do not come down as quickly, rather lasts for 2 hours or more. Whereas if the oxyhyperglycemia is due to an early dumping syndrome it may be followed by a late dumping syndrome which may even have a hypoglycemic state. For animal studies, occasionally oxyhyperglycemia is written as synonymous for impaired glucose tolerance but mostly in the right context of gastrectomy, thus actually implying its narrower meaning than impaired glucose tolerance.
Ketones in the urine or blood, as detected by urine strips or a blood ketone testing meter, may indicate the beginning of diabetic ketoacidosis (DKA), a dangerous and often quickly fatal condition caused by high glucose levels (hyperglycemia) and low insulin levels combined with certain other systemic stresses. DKA can be arrested if caught quickly.
Ketones are produced by the liver as part of fat metabolism and are normally not found in sufficient quantity to be measured in the urine or blood of non-diabetics or well-controlled diabetics. The body normally uses glucose as its fuel and is able to do so with sufficient insulin levels. When glucose is not available as an energy source because of untreated or poorly treated diabetes and some other unrelated medical conditions, it begins to use fat for energy instead. The result of the body turning to using fat instead of glucose for energy means ketone production that is measurable when testing either urine or blood for them.
Ketone problems that are more serious than the "trace or slight" range need immediate medical attention; they cannot be treated at home. Veterinary care for ketosis/ketoacidosis can involve intravenous (IV) fluids to counter dehydration, when necessary, to replace depleted electrolytes, intravenous or intramuscular short-acting insulin to lower blood glucose levels, and measured amounts of glucose or force feeding, to bring the metabolism back to using glucose instead of fat as its source of energy.
When testing urine for ketones, the sample needs to be as fresh as possible. Ketones evaporate quickly, so there is a chance of getting a false negative test result if testing older urine. The urine testing strip bottle has instructions and color charts to illustrate how the color on the strip will change given the level of ketones or glucose in the urine over 15 (ketones–Ketostix) or 30 (glucose–Ketodiastix) seconds. Reading the colors at those time intervals is important because the colors will continue to darken and a later reading will be an incorrect result. Timing with a clock or watch second hand instead of counting is more accurate.
At present, there is only one glucometer available for home use that tests blood for ketones using special strips for that purpose–Abbott's Precision Xtra. This meter is known as Precision, Optium, or Xceed outside of the US. The blood ketone test strips are very expensive; prices start at about US$50 for ten strips. It is most likely urine test strips–either ones that test only for ketones or ones that test for both glucose and ketones in urine would be used. The table above is a guide to when ketones may be present.
The use of an inexpensive glucometer and blood glucose testing at home can help avoid dangerous insulin overdoses and can provide a better picture of how well the condition is managed.
A 2003 study of canine diabetes caregivers who were new to testing blood glucose at home found 85% of them were able to both succeed at testing and to continue it on a long-term basis. Using only one blood glucose reading as the reason for an insulin dose increase is to be avoided; while the results may be higher than desired, further information, such as the lowest blood glucose reading or nadir, should be available to prevent possible hypoglycemia.
Urine strips are not recommended to be used as the sole factor for insulin adjustments as they are not accurate enough. Urine glucose testing strips have a negative result until the renal threshold of 10 mmol/L or 180 mg/dL is reached or exceeded for a period of time. The range of negative reading values is quite wide-covering normal or close to normal blood glucose values with no danger of hypoglycemia (euglycemia) to low blood glucose values (hypoglycemia) where treatment would be necessary. Because urine is normally retained in the bladder for a number of hours, the results of urine testing are not an accurate measurement of the levels of glucose in the bloodstream at the time of testing.
Glucometers made for humans are generally accurate using canine and feline blood except when reading lower ranges of blood glucose (<80 mg/dL), (<4.44 mmol/L). It is at this point where the size difference in human vs animal red blood cells can create inaccurate readings. Glucometers for humans were successfully used with pets long before animal-oriented meters were produced. A 2009 study directly compared readings from both types of glucometers to those of a chemistry analyzer. Neither glucometer's readings exactly matched those of the analyzer, but the differences of both were not clinically significant when compared to analyzer results. All glucometer readings need to be compared to same sample laboratory values to determine accuracy.
Treatment of hyperglycemia requires elimination of the underlying cause, such as diabetes. Acute hyperglycemia can be treated by direct administration of insulin in most cases. Severe hyperglycemia can be treated with oral hypoglycemic therapy and lifestyle modification.
In diabetes mellitus (by far the most common cause of chronic hyperglycemia), treatment aims at maintaining blood glucose at a level as close to normal as possible, in order to avoid these serious long-term complications. This is done by a combination of proper diet, regular exercise, and insulin or other medication such as metformin, etc.
Those with hyperglycaemia can be treated using sulphonylureas or metformin or both. These drugs help by improving glycaemic control
Dipeptidyl peptidase 4 inhibitor alone or in combination with basal insulin can be used as a treatment for hyperglycemia with patients still in the hospital.
If a person cannot receive oral glucose gel or tablets, such as the case with unconsciousness, seizures, or altered mental status, then emergency personnel (EMTs/Paramedics and in-hospital personnel) can establish a peripheral or central IV line and administer a solution containing dextrose and saline. These are normally referred to as Dextrose (Concentration) Water, and come in 5%, 10%, 25% and 50%. Dextrose 5% and 10% come in IV bag and syringe form, and are mainly used in infants and to provide a fluid medium for medications. Dextrose 25% and 50% are heavily necrotic due to their hyperosmolarity, and should only be given through a patent IV line - Any infiltration can cause massive tissue necrosis. CAUTION: Dextrose 25% and 50% can easily cause necrosis in small veins. It is MUCH safer to use a Dextrose 10% solution when treating hypoglycemia via IV in children under the age of 14. When using Dextrose 25% in a child it is safer to administer it through a central line or an intra-oseous line.
The blood glucose can usually be raised to normal within minutes with 15-20 grams of carbohydrate, although overtreatment should be avoided if at all possible. It can be taken as food or drink if the person is conscious and able to swallow. This amount of carbohydrate is contained in about 3-4 ounces (100-120 mL) of orange, apple, or grape juice, about 4-5 ounces (120-150 mL) of regular (non-diet) soda, about one slice of bread, about 4 crackers, or about 1 serving of most starchy foods. Starch is quickly digested to glucose, but adding fat or protein retards digestion. Composition of the treatment should be considered, as fruit juice is typically higher in fructose which takes the body longer to metabolize than simple dextrose alone. Following treatment, symptoms should begin to improve within 5 to 10 minutes, although full recovery may take 10–20 minutes. It should be noted that over treatment does not speed recovery, and will simply produce hyperglycemia afterwards, which ultimately will need to be corrected. On the other hand, since the excess of insulin over the amount required to normalize blood sugar may continue to reduce blood sugar levels after treatment has produced an initial normalization, continued monitoring is required to determine if further treatment is necessary.
Absolute numbers vary between pets, and with meter calibrations. Glucometers made for humans are generally accurate using feline blood except when reading lower ranges of blood glucose (<80 mg/dl–4.44 mmol/L). At this point the size difference in human and animal red blood cells can create inaccurate readings.
In early dumping syndrome, pancreatic glucagon is augmented in the early postprandial period, probably through stimulation the catecholamines involved in the generalized autonomic surge induced by the osmotic load, but at 120 min, when most of the hypoglycemias are encountered, pancreatic glucagon is no longer detectable, likely through inhibition by GLP-1. Incretins including GLP1 and GIP also bring in the late dumping effects including the insulin rise and the reactive hypoglycemia.
The risk of progression to diabetes and development of cardiovascular disease is greater than for impaired fasting glucose.
Although some drugs can delay the onset of diabetes, lifestyle modifications play a greater role in the prevention of diabetes. Patients identified as having an IGT may be able to prevent diabetes through a combination of increased exercise and reduction of body weight. "Drug therapy can be considered when aggressive lifestyle interventions are unsuccessful."
Diagnosis of TNDM and PNDM
The diagnostic evaluations are based upon current literature and research available on NDM. The following evaluation factors are: patients with TNDM are more likely to have intrauterine growth retardation and less likely to develop ketoacidosis than patients with PNDM. TNDM patients are younger at the age of diagnosis of diabetes and have lower insulin requirements, an overlap occurs between the two groups, therefore TNDM cannot be distinguished from PNDM based clinical feature. An early onset of diabetes mellitus is unrelated to autoimmunity in most cases, relapse of diabetes is common with TNDM, and extensive follow ups are important. In addition, molecular analysis of chromosomes 6 defects, KCNJ11 and ABCC8 genes (encoding Kir6.2 and SUR1) provide a way to identify PNDM in the infant stages. Approximately,50% of PNDM are associated with the potassium channel defects which are essential consequences when changing patients from insulin therapy to sulfonylureas.
TNDM Diagnosis associated with Chromosome 6q24 Mutations
The uniparental disomy of the chromosome can be used as diagnostic method provide proof by the analysis of polymorphic markers is present on Chromosome 6. Meiotic segregation of the chromosome can be distinguished by comparing allele profiles of polymorphic makers in the child to the child's parents' genome. Normally, a total uniparental disomy of the chromosome 6 is evidenced, but partial one can be identified. Therefore, genetic markers that are close to the region of interest in chromosome 6q24 can be selected. Chromosome duplication can found by that technique also.
Medical Professionals of NDM
- Physician
- Endocrinologist
- Geneticist Counselor
Diagnostic Test of NDM
- "Fasting plasma glucose test": measures an diabetic's blood glucose after he or she has gone 8 hours without eat. This test is used to detect diabetes or pre-diabetes
- "Oral glucose tolerance test"- measures an individual's blood glucose after he or she have gone at least 8 hours without eating and two hours after the diabetic individual have drunk a glucose-containing beverage. This test can be used to diagnose diabetes or pre-diabetes
- "Random plasma glucose test"-the doctor checks one's blood glucose without regard to when an individual may have ate his or her last meal. This test, along with an evaluation of symptoms, are used to diagnose diabetes but not pre-diabetes.
Genetic Testing of NDM
- "Uniparental Disomy Test:"
Samples from fetus or child and both parents are needed for analysis. Chromosome of interest must be specified on request form. For prenatal samples (only): if the amniotic fluid (non-confluent culture cells) are provided. Amniotic fluid is added and charged separately. Also, if chorionic villus sample is provided, a genetic test will be added and charged separately. Microsatellites markers and polymerase chain reaction are used on the chromosomes of interest to test the DNA of the parent and child to identify the presence of uni"parental disomy""."
- Intrauterine Growth Restriction
"Apgar score is" a test given after birth to test the baby's physical condition and evaluate if special medical care is needed.
Hyperinsulinism may also refer to forms of hypoglycemia caused by excessive insulin secretion. In normal children and adults, insulin secretion should be minimal when blood glucose levels fall below 70 mg/dL (3.9 mM). There are many forms of hyperinsulinemic hypoglycemia caused by various types of insulin excess. Some of those that occur in infants and young children are termed congenital hyperinsulinism. In adults, severe hyperinsulinemic hypoglycemia is often due to an insulinoma, an insulin-secreting tumor of the pancreas.
Insulin levels above 3 μU/mL are inappropriate when the glucose level is below 50 mg/dL (2.8 mM), and may indicate hyperinsulinism as the cause of the hypoglycemia. The treatment of this form of hyperinsulinism depends on the cause and the severity of the hyperinsulinism, and may include surgical removal of the source of insulin, or a drug such as diazoxide or octreotide that reduces insulin secretion.
That spontaneous hyperinsulinism might be a cause of symptomatic hypoglycemia was first proposed by Seale Harris, MD, 1924, in "Journal of the American Medical Association".
Dr. Seale Harris first diagnosed hyperinsulinism in 1924 and also is credited with the recognition of spontaneous hypoglycemia.
Too much insulin may result in a contradictory increase of blood glucose. This "Somogyi effect" is often noted by cat owners who monitor their cat's blood glucose at home. Anytime the blood glucose level drops too far to hypoglycemia, the body may defensively dump glucose (converted from glycogen in the liver), as well as hormones epinephrine and cortisol, into the bloodstream. The glycogen raises the blood glucose, while the other hormones may make the cat insulin-resistant for a time. If the body has no glycogen reserves, there will be no rebound effect and the cat will just be hypoglycemic.
Even a small overdose can trigger a rebound effect (A typical case is increasing bidaily dosage from 1 unit to 2, passing a correct dose of 1.5 units.)
Rebound hyperglycemia occurs rarely in cats treated with glargine in a protocol aiming for tight control of blood glucose concentrations.
According to the criteria of the World Health Organization and the American Diabetes Association, impaired glucose tolerance is defined as:
- two-hour glucose levels of 140 to 199 mg per dL (7.8 to 11.0 mmol/l) on the 75-g oral glucose tolerance test. A patient is said to be under the condition of IGT when he/she has an intermediately raised glucose level after 2 hours, but less than the level that would qualify for type 2 diabetes mellitus. The fasting glucose may be either normal or mildly elevated.
From 10 to 15 percent of adults in the United States have impaired glucose tolerance or impaired fasting glucose.
To relieve reactive hypoglycemia, the NIH recommends taking the following steps:
- Avoiding or limiting sugar intake;
- Exercising regularly; exercise increases sugar uptake which decreases excessive insulin release
- Eating a variety of foods, including meat, poultry, fish, or nonmeat sources of protein, foods such as whole-grains, fruits, nuts, vegetables, and dairy products;
- Choosing high-fiber foods.
Other tips to prevent sugar crashes include:
- Avoiding eating meals or snacks composed entirely of carbohydrates; simultaneously ingest fats and proteins, which have slower rates of absorption.
- Consistently choosing longer lasting, complex carbohydrates to prevent rapid blood-sugar dips in the event that one does consume a disproportionately large amount of carbohydrates with a meal
- Monitoring any effects medication may have on symptoms.
Low-carbohydrate diet and/or frequent small split meals is the first treatment of this condition. The first important point is to add small meals at the middle of the morning and of the afternoon, when glycemia would start to decrease. If adequate composition of the meal is found, the fall in blood glucose is thus prevented. Patients should avoid rapidly absorbable sugars and thus avoid popular soft drinks rich in glucose or sucrose. They should also be cautious with drinks associating sugar and alcohol, mainly in the fasting state.
As it is a short-term ailment, a sugar crash does not usually require medical intervention in most people. The most important factors to consider when addressing this issue are the composition and timing of foods.
Acute low blood sugar symptoms are best treated by consuming small amounts of sweet foods, so as to regain balance in the body’s carbohydrate metabolism. Suggestions include sugary foods that are quickly digested, such as:
- Dried fruit
- Soft drinks
- Juice
- Sugar as sweets, tablets or cubes.
Treatment depends on the severity of the hyperglycemia and the estimated duration of the steroid treatment. Mild hyperglycemia in an immunocompetent patient may not require treatment if the steroids will be discontinued in a week or two. Moderate hyperglycemia carries an increased risk of infection, especially fungal, and especially in people with other risk factors such as immunocompromise or central intravenous lines. Insulin is the most common treatment.
Steroid diabetes must be distinguished from stress hyperglycemia, hyperglycemia due to excessive intravenous glucose, or new-onset diabetes of another type. Because it is not unusual for steroid treatment to precipitate type 1 or type 2 diabetes in a person who is already in the process of developing it, it is not always possible to determine whether apparent steroid diabetes will be permanent or will go away when the steroids are finished. More commonly undiagnosed cases of type 2 diabetes are brought to clinical attention with corticosteroid treatment because subclinical hyperglycemia worsens and becomes symptomatic. Generally, steroid diabetes without preexisting type 2 diabetes will resolve upon termination of corticosteroid administration.
Steroid diabetes does not occur with other steroid hormones, such as anabolic steroids or sex steroids because these other categories of steroids have actually shown to have positive effects on glucose metabolism.