131 results
Hypercortisolism (Cushing syndrome) - Simplified Differential Diagnosis Algorithm
Exogenous (ACTH-independent)
Endogenous
 • ACTH-dependent:
    - ACTH-secreting
Hypercortisolism (Cushing syndrome ... Simplified Differential Diagnosis ... hyperplasia - Adrenal ... #Differential #Diagnosis ... #Algorithm #endocrinology
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
- Differential Diagnosis ... Algorithm ADRENAL ... • Congenital Adrenal ... #Differential #Diagnosis ... #Algorithm #endocrinology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
- Differential Diagnosis ... Tea and Toast Syndrome ... failure, nephrotic syndrome ... #Differential #Diagnosis ... Algorithm #causes #nephrology
Diabetes Insipidus vs Syndrome of Inappropriate ADH (SIADH) - Comparison Table

Diabetes Insipidus - Inadequate ADH
SIADH -
Diabetes Insipidus vs Syndrome ... Pathophysiology #Signs ... #Symptoms #Diagnosis ... #Endocrinology
Hirsutism - Differential Diagnosis Algorithm
RAPID ONSET
Medications
 • Steroids
 • Danazol
 • Progestin Containing Contraceptives
Increased Serum Testosterone
- Differential Diagnosis ... Serum DHEAS • Adrenal ... • Cushing's Syndrome ... -OH Congenital Adrenal ... #Algorithm #endocrinology
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
Other humoral syndromes ... disease - Williams syndrome ... thyrotoxicosis, adrenal ... #Differential #Diagnosis ... #Endocrinology
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome ... Hormone • MRI of adrenal ... #diagnosis #algorithm ... #endocrinology ... #Adrenal #Hyperfunction
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... #Differential #Diagnosis ... potassium #low #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... , Gitelman's syndrome ... , Congenital adrenal ... #differential #diagnosis ... algorithm #causes #nephrology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... retraction (Collier's sign ... → "setting sun sign ... #diagnosis #pineal ... #neurology