11 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Electrolyte ... - Hypokalemia ... #Differential # ... Diagnosis #Low # ... #Causes #Workup
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Regorafenib • Hypomaqnesemia ... Trastuzumab • Hyponatremia ... Trastuzumab • Hypokalemia ... #chemotherapy #diagnosis ... #differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... of hypokalemia ... hypokalemia • ... #hypokalemia ... #causes #nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Differential Diagnosis ... Nonexertional: - Electrolytes ... • LDH ↑ • Hyperkalemia ... Monitor potassium ... Dialysis for severe hyperkalemia
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... cantaloupe #hyperkalemia ... diagnosis #causes
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 ... (renal potassium ... #diagnosis #nephrology ... pathophysiology #Hypokalemia
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
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Differential Diagnosis ... nonexertional: • Electrolytes ... Monitor potassium ... Dialysis for severe hyperkalemia ... #Summary #causes
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
of breath • Neurologic ... Hyperphosphatemia • Hyperkalemia ... Hyperuricemia • Acute renal ... coma SIADH: • Hyponatremia ... #diagnosis #cancer
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential ... associated with electrolyte ... disorders including hypokalemia ... #causes #Differential