16 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... of hypokalemia ... Hypomagnesemia-induced hypokalemia ... #hypokalemia ... #causes #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: ... #Hypokalemia # ... Differential #Diagnosis ... #causes #low #potassium
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Family history of hypokalemia ... • Unexplained hypokalemia ... pressure Labs: • Hypokalemia ... #diagnosis #nephrology ... pathophysiology #Hypokalemia
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Hypokalemia ... Hyperkalemia ... Drug-induced hyperkalemia ... #diagnosis #causes ... #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... - Hypokalemia ... #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... cantaloupe #hyperkalemia ... diagnosis #causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Hypomagnesemia • Hypertension ... the indicated causes ... and potassium acid ... #differential # ... diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... images/12834 #hyperkalemia ... diagnosis #causes
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... Family history, ultrasound ... • Diabetes • Hypertension ... Hyperoxaluria • Hypercalcemia ... #Nephrology #Differential
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Workup and Differential ... Diagnosis Approach ... with previously stable ... disorders including hypokalemia ... #Differential #