16 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... Transcellular Shift ... Thyrotoxicosis Medications ... #Algorithm #nephrology ... #low #potassium
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential Diagnosis ... Magnesium, High ... Magnesium - Functional ... #nephrology #calcium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
- Differential Diagnosis ... filling of bucket (low ... (transcellular shift ... Algorithm #Causes #workup ... #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... creatinine) • Cell shift ... #urine #potassium ... differential #algorithm #diagnosis ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... (K) & magnesium( ... consumption • Low ... #diagnosis #Algorithm ... #nephrology #low
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
- Differential Diagnosis ... with secondary, hypocalcemia ... Hypomagnesemia - Acquired: Medications ... #causes #nephrology ... #magnesium #low
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
- Differential Diagnosis ... Transcellular shift ... Gittelman's syndrome • Magnesium ... #Nephrology #Differential ... #Diagnosis #Algorithm
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
Labs/lmaging: Hypokalemia ... +/- low TSH with ... or high T3 • Treatment ... magnesium repletion ... Periodic #Paralysis #diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... Intracellular Shift ... Medications 2. ... #causes #potassium ... #high #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... Hypercalcemia - Hypokalemia ... #Differential #Diagnosis ... #Low #Magnesium ... Classification #Causes #Workup