30 results
Infographic depicting the main pearls of various types of congenital adrenal hyperplasia for the medical student.
of congenital adrenal ... #CAH #algorithm ... #causes #pediatrics ... treatment #Peds #Endocrinology ... #Adrenal #pathophysiology
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome ... =>Prader-Willi Syndrome ... Signs/Symptoms ... delayed puberty -> Infertility ... #genetics #pathophysiology
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 ... hyperparathyroidism Genetic ... thyrotoxicosis, adrenal ... Hypercalcemia #Causes ... Differential #Diagnosis #Endocrinology
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
enzyme 21-OHase causes ... Signs/Symptoms/Complications ... Hirsutism & acne • Infertility ... #21HydroxylaseDeficiency #21OHD #pathophysiology ... #genetics #endocrinology
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Differential Diagnosis Algorithm ... ADRENAL EXCESS ... Differential #Diagnosis #Algorithm ... #endocrinology ... #causes
Hirsutism - Differential Diagnosis Algorithm
RAPID ONSET
Medications
 • Steroids
 • Danazol
 • Progestin Containing Contraceptives
Increased Serum Testosterone
Differential Diagnosis Algorithm ... Serum DHEAS • Adrenal ... -OH Congenital Adrenal ... #endocrinology ... #causes
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Differential Diagnosis Algorithm ... Polyglandular Autoimmune Syndrome ... Differential #Diagnosis #Algorithm ... #Causes #endocrinology
Tall Stature - Differential Diagnosis Algorithm

Normal Growth (BA=CA)
 • Familial Tall Stature
 • XYY Syndrome
Obese BMI
Differential Diagnosis Algorithm ... Precocious Puberty • Adrenal ... • Congenital Adrenal ... #endocrinology ... #causes
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Differential Diagnosis Algorithm ... • Congenital Adrenal ... Differential #Diagnosis #Algorithm ... #endocrinology ... #causes #pediatrics
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Differential Diagnosis Algorithm ... Malabsorption RENAL ... • Gitelman's syndrome ... other EGFR ab • Genetics