31 results
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Diagnosis Algorithm ADRENAL ... Hyperthecosis • Tumor Adrenal ... • Congenital Adrenal ... Diagnosis #Algorithm #endocrinology ... #causes
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... Other humoral syndromes ... thyrotoxicosis, adrenal ... Hypercalcemia #Causes ... Differential #Diagnosis #Endocrinology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Testing Common causes ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Screening #Workup
Adrenal Incidentalomas: Hormone Evaluation
 • Zona Glomerulosa: Primary Hyperaldosteronism?
    - Aldosterone and renin
Adrenal Incidentalomas ... Fasciculata: Cushing Syndrome ... evaluation • Adrenal ... Evaluation #Diagnosis #workup ... #endocrinology
Hirsutism - Differential Diagnosis Algorithm
RAPID ONSET
Medications
 • Steroids
 • Danazol
 • Progestin Containing Contraceptives
Increased Serum Testosterone
Serum DHEAS • Adrenal ... • Cushing's Syndrome ... -OH Congenital Adrenal ... Diagnosis #Algorithm #endocrinology ... #causes
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Polyglandular Autoimmune Syndrome ... Thrombophilia (adrenal ... Diagnosis #Algorithm #Causes ... #endocrinology
Hypoglycemia Workup and Differential Diagnosis
Workup:
 • Sulfonylurea Labs
 • Anti-lnsulin Ab - Insulin Autoimmune Syndrome
 •
Hypoglycemia Workup ... Insulin Autoimmune Syndrome ... metabolic demand causes ... Insulin Autoimmune Syndrome ... Diagnosis #insulinoma #endocrinology
Tall Stature - Differential Diagnosis Algorithm

Normal Growth (BA=CA)
 • Familial Tall Stature
 • XYY Syndrome
Obese BMI
Stature • XYY Syndrome ... Precocious Puberty • Adrenal ... • Congenital Adrenal ... Diagnosis #Algorithm #endocrinology ... #causes
Hirsutism - Differential Diagnosis
Defined as excessive dark, coarse, male-pattern hair growth
Hirsutism causes in premenopausal women:
 •
growth Hirsutism causes ... Rare: Cushing's Syndrome ... tumors Hirsutism causes ... Androgen-secreting tumors: Adrenal ... Differential #Diagnosis #endocrinology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mg wasting syndromes ... - Gitelman syndrome ... - Hungry bones syndrome ... Classification #Causes ... #Workup #hypomg