48 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Aldosterone: Liddle's Syndrome ... SAME, Cushing Syndrome ... diuretics, Bartter syndrome ... , Gitelman syndrom ... #nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... - Differential ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... #nephrology #PTH
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
- Differential ... filling of bucket (low ... GI loss) - VARUN ... #Hypokalemia #Differential ... #workup #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Diuretics, Bartter Syndrome ... , Gitelman Syndrome ... GRA, Cushing's syndrome ... , Liddle syndrome ... #Causes
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Polycystic Ovarian Syndrome ... • Cushing's Syndrome ... Insulin Resistance Syndrome ... Paraneoplastic Syndrome ... #causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
acid, Liddle's Syndrome ... R - Cushing's syndrome ... Diuretics, Bartter's syndrome ... , Gitelman's syndrome ... #causes #low #potassium
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential ... alkalosis, Hungry bone syndrome ... Tumor genesis syndrome ... FGF-23: Fanconi syndrome ... #phosphate #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
renal Mg wasting syndromes ... - Gitelman syndrome ... - Hungry bones syndrome ... #Diagnosis #Low ... #Workup #hypomg
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential ... metastases, Hungry bone syndrome ... #Differential # ... Diagnosis #Algorithm #nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - Differential ... Familial: Bartter syndrome ... and Gitelman syndrome ... #nephrology #magnesium ... #low