14 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... and Gitelman syndrome ... with secondary, hypocalcemia ... #differential # ... #magnesium #low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... • Cell shift: Hypokalemic ... #hypokalemia ... #differential # ... algorithm #diagnosis #nephrology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyperreflexia: • Hypocalcemia ... , Hypomagnesemia ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Hypercalcemia - Hypokalemia ... #Differential # ... Diagnosis #Low # ... Magnesium #Table
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Generalized: Absence, Myoclonic ... vasoconstriction syndrome ... Hyponatremia, Hypomagnesemia ... , Hypocalcemia, ... Algorithm #Causes #neurology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... • Diarrhea A urine ... consumption • Low ... diagnosis #Algorithm #differential ... #low
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
, mild hypomagnesemia ... alkalosis • Normal or low ... Hypocalciuria (spot urine ... ratio 0.5%) Differential ... #management #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... - Differential ... isolation) GI loss - Urine ... #Hypokalemia ... #Nephrology #Differential
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Framework and Management ... Weakness - Dark urine ... hour with goal urine ... per day until stable
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
volume-based algorithm Urine ... Present (Uosm ≥100): Hypovolemia ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #differential ... #diagnosis #table