Asiri Health Network
Six internationally accreditted, state-of-the-art hospitals and laboratories, committed to supporting you live your highest quality life, through the provision of leading edge, ethical healthcare solutions.
This assay is used for evaluation of patients with suspected Sarcoidosis & confirm Gaucher disease and Leprosy.
Plain clotted blood/CSF. Immediately freeze separated serum.
Overnight fasting is preferred (10hrs). Fasting is defined as no consumption of food or beverages other than water before blood collection.
This assay is useful for biochemical diagnosis and monitoring of intestinal carcinoid syndrome. It is an indicator of serotonin producing tumor.
24hrs urine collection.
The patient should strictly avoid Banana, Kiwis, Walnut, Avocado, Eggplant, Pineapple, Plum, Tomato, and Promethazine, Alcoholic beverages, Tea/Coffee, Tobacco, and strenuous exercise for at least 72hrs before and during specimen collection. Drugs to be avoided include:
Helps differentiate between primary and secondary adrenal insufficiency & helps diagnose Cushing's disease.
EDTA blood (Chilled tube). Obtain ice before drawing specimen for transport.
ACTH should be drawn between 6 - 10am. Limit your physical activities for 10 - 12hrs before the test.
This assay is useful in the management of diabetes. It is also used for the diagnosis of insulin resistant status. Helps confirm the diagnosis of hypoglycemia resulting from a tumor, abnormal increase of pancreatic islet cells, glucocorticoid deficiency, or severe liver disease.
Plain clotted blood
Preferred fasting. Fasting is defined as no consumption of food or beverages other than water for at least 8 - 12hrs before sample collection.
Investigation of primary Aldosteronism (Adrenal Adenoma/Carcinoma and Adrenal Cortical hypoplasia) and secondary Aldosteronism (Renovascular disease, salt depletion, potassium loading, cardiac failure with ascites and pregnancy).
EDTA blood
Spend 30 minutes of complete rest before blood collection.
This assay provides additional information on Coronary Heart Disease (CHD).
Plain clotted blood
10 - 12hrs fasting before blood collection. Fasting is defined as no consumption of food or beverages other than water. Eat a normal diet for 2 weeks before the test.
Lipid disorders help determine the risk of heart disease, especially the risk of coronary artery disease. They evaluate fat metabolism and help confirm the diagnosis of nephrotic syndrome, pancreatitis, liver disease, and hypothyroidism (CHD).
Plain clotted blood
Overnight fasting is required.
Adults: 10-12 hours.
Pediatric less than 6 years: Just before the feed/meal.
Pediatric older than 6 years: Overnight fasting. (On the clinician’s advice)
For optimal results, the patient should be on a stable diet for 2 - 3 weeks prior to testing.
Fasting is defined as no consumption of food or beverages other than water before blood collection.
This assay is useful for diagnosis and differential diagnosis of hypercalcemia. It also helps in the diagnosis of Primary/Secondary/Tertiary Hyperparathyroidism and Hypoparathyroidism.
Plain clotted blood.
Adrenocortical function helps confirm the diagnosis of Cushing's disease & Addison's disease. It also helps diagnose secondary adrenal insufficiency.
Plain clotted blood.
Morning 8am - 9am or as per clinician’s requisition.
Limit physical activity for 10 -12hrs before the test.
Measurement of free testosterone may be useful when disturbances in SHBG are suspected, such as in obesity and estrogen excess.
Plain clotted blood.
C-peptide is useful in distinguishing insulinomas from exogenous insulin administration. Its concentration is severely decreased or absent in Type I Diabetes mellitus. C-peptide is also useful in monitoring patients who have received Islet cell or pancreatic transplants.
Plain clotted blood.
Fasting. Fasting is defined as no consumption of food or beverages other than water for 10 hrs before blood collection.
Suspected colorectal cancers. Polyps, gastrointestinal bleeding.
Approximately 5 - 10 g.
Specimen should not be collected during or within 3 days of a menstrual period or if the patient suffers from bleeding haemorrhoids or blood in the urine. Alcohol, Aspirin, and other medications in excess may cause gastrointestinal irritation resulting in occult bleeding. Such substances should be discontinued at least 48 hours prior to testing. No dietary restrictions are necessary before testing.
Helps distinguish between folic-acid deficiency and vitamin B-12 deficiency.
Plain clotted blood
Fasting is preferred. Fasting is defined as no consumption of food or beverages, other than water, for 10 hrs before blood collection. However, your doctor may request that you have blood drawn when you are not fasting. Don't drink any alcohol for 24 hours before the test.
This assay helps for determining male fertility status.
Specimen must be kept at body temperature after collection. Specimen must reach the lab within 30 minutes of collection.
Patients should refrain from ejaculation for 2 - 7 days (ideally 3 days) prior to collection. If you are taking any drugs or medication, discuss this with your doctor.
Folate & iron deficiency.
EDTA blood
Fasting is preferred. No consumption of food or beverages other than water for 10 hrs before blood collection. However, your doctor may request that you have blood drawn when you are not fasting. Do not drink any alcohol for 24 hours before the test.
This test along with Homovanillic acid is useful for screening children for catecholamine-secreting tumors. Helps detect pheochromocytoma tumors and some disorders of the autonomic nervous system. Evaluates the function of adrenal medulla.
24hr urine collection
Patient should strictly avoid Theophylline, Chocolate, Vanilla, Banana, Alcoholic beverages, Tea/Coffee, Tobacco, and strenuous exercise for at least 72hrs before and during sample collection.
The following drugs may affect test results, you may be asked not to take these medications before the test:
This assay is extremely useful in the diagnosis of Gastrinoma. Helps determine the cause of severe ulcer disease of the stomach or small intestine. Helps detect pernicious anemia.
Plain clotted blood
Overnight 12hrs fasting. Fasting is defined as no consumption of food or beverages other than water before blood collection. Don't drink any alcohol for 24 hours before the test.
Determines if blood clots properly. Detects congenital and acquired platelet bleeding disorders.
Sodium citrate blood & EDTA blood
Avoid the following drugs for 10 days prior to the test:
Fasting for 8 -10hrs. Fasting is defined as no consumption of food or beverages other than water.
Anterior pituitary function. This assay is useful for the diagnosis of Acromegaly/Gigantism and assessment of treatment efficacy. It is used to diagnose Growth Hormone deficiency especially in children with short stature, helps confirm diagnosis of Dwarfism and suspected tumor of the Pituitary.
Plain clotted blood
Fasting 8-12hrs & complete rest 30min before blood collection. Fasting is defined as no consumption of food or beverages other than water before sample collection.
This assay is a screening test for the diagnosis of catecholamine-secreting Pheochromocytoma & Paragangliomas.
24hr urine collection.
Patients should strictly avoid alpha-methyldopa, buspirone, codeine, isoproterenol metabolite, mandelamine, L dopa, paracetamol, metoclopramide, pepper, alcoholic beverages, tea/coffee, tobacco and strenuous exercise for at least 72 hours before and during specimen collection.
Screening for Diabetes mellitus.
Na F and potassium oxalate in 1:3 ratio
Overnight Fasting
Adults: 8 - 12 hrs
Pediatric less than 6 years: Just before the feed/meal
Pediatric more than 6 years: Overnight fasting
Fasting is defined as no consumption of food or beverages other than water before blood collection. Avoid strenuous exercise before the test.
The OGTT is used for the diagnosis of diabetes mellitus, where the random or fasting plasma glucose concentration is inconclusive in reaching a diagnosis. The test is also used in pregnancy to diagnose gestational diabetes (GD1v1) in women who are in a high-risk group.
This assay is used to evaluate diabetic patients to assess the potential of early onset of nephropathy before overt proteinuria develops.
Early morning second urine sample.
Patients should rest before sample collection.
Six internationally accreditted, state-of-the-art hospitals and laboratories, committed to supporting you live your highest quality life, through the provision of leading edge, ethical healthcare solutions.
With International accreditation for Patient Safety and Care, the Asiri Health Group is the leading private healthcare provider in Sri Lanka. Our unwavering commitment to compassionate patient care, innovation & outstanding patient outcomes has earned us the high position of trust we enjoy.
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