73 results
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Intake • Chronic Renal ... Prolactin + Normal/ Low ... Production • Renal ... #Endocrinology ... #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses ... loss (Diarrhea) Renal ... #causes #potassium ... #low #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Chloridorrhea Renal ... • Penicillins Renal ... MetabolicAlkalosis #NonGap #Nephrology ... #Causes
Diagnosis of Hypokalemia - Differential Algorithm 

Categorized by Causes: Redistribution, Extrarenal Losses, Renal Losses (High and
- Differential Algorithm ... Categorized by Causes ... Extrarenal Losses, Renal ... Losses (High and Low ... #Differential #Algorithm
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Differential Diagnosis Algorithm ... Beer Potomania - Low ... • Renal Failure ... Hypovolemic - GI losses, renal ... #causes #nephrology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Hypercalcemia Low ... Tumors: Lung, SCC, renal ... Differential #Diagnosis #Algorithm ... #causes #endocrinology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Primary polydipsia, Low ... solute intake, Renal ... #differential #algorithm ... #causes #nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis Renal ... hypomagnesemia Renal ... Hypercalcemia, Post renal ... #nephrology #magnesium ... #low
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
cells FEMg >4% = renal ... magnesium loss if renal ... Hypomagnesemia #algorithm ... #nephrology #magnesium ... #low
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... Medications Renal ... Losses Non-renal ... vomiting) • Low ... #nephrology #low