The Hormones category explains laboratory tests that assess endocrine function—TSH, Free T4/T3, cortisol, ACTH, LH, FSH, estradiol, testosterone, prolactin, insulin, and more—helping diagnose and monitor hormonal disorders.
Learn about the Gastrin Test, why it is done, symptoms of high and low gastrin levels, reference ranges, causes, sample type, and preparation steps.
Gastrin Test: Meaning, High Levels, Functions & Normal Ranges Read More »
Unconjugated estriol (UE3) test explained: meaning, production, normal levels, high/low causes, role in pregnancy screening, and fetal health evaluation.
UE3 Test: Unconjugated Estriol Levels, Uses, Normal Ranges & Causes Read More »
Complete guide to the EPO test: meaning, purpose, normal values, symptoms of high or low levels, causes, sample type, and test preparation.
EPO Test: Meaning, Normal Range, High & Low Levels Explained Read More »
Dopamine Test explained: purpose, low/high levels, symptoms, preparation, reference ranges, and its role in diagnosing adrenal and neurological disorders.
Dopamine Test: Purpose, Levels, Symptoms & Complete Guide Read More »
Learn about the DHT Test, its purpose, symptoms of high and low DHT, normal ranges, preparation, and its role in hair loss, puberty, PCOS, and prostate conditions.
DHT (Dihydrotestosterone) Test: Levels, Symptoms & Complete Guide Read More »
DHEA-S Test explained: purpose, normal ranges, low/high symptoms, preparation, adrenal function, PCOS evaluation, and diagnosis of hormone disorders.
DHEA-S (Dehydroepiandrosterone Sulfate) Test: Levels & Complete Guide Read More »
The Cortisol Test measures cortisol levels in blood, urine, or saliva to assess adrenal and stress hormone balance. Learn about normal ranges, symptoms of high or low cortisol, and related disorders like Cushing’s or Addison’s disease.
Cortisol Test – Purpose, Normal Range, Symptoms, and Result Meaning Read More »
The Calcitonin Test checks blood levels of the hormone calcitonin, made by the thyroid gland. It helps diagnose medullary thyroid carcinoma (MTC) and detect calcium regulation disorders. Normal values are below 8.4 pg/mL in men and 5.0 pg/mL in women.
Calcitonin Test – Purpose, Normal Range, and High Level Causes Read More »
The Androstenedione Test measures a steroid hormone that acts as a precursor to testosterone and estrogen. It helps detect hormone imbalances, PCOS, adrenal disorders, and puberty-related issues. Learn about its purpose, function, causes of high or low levels, and normal range here.
Androstenedione Test – Purpose, Function, Normal Range, and Results Read More »
Learn what the AMH (Anti-Müllerian Hormone) test means, how it helps assess fertility, ovarian reserve, and PCOS, and what high or low AMH levels indicate.
AMH Test – Anti-Müllerian Hormone, Ovarian Reserve & Fertility Explained Read More »
