34 results
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
Tremor, tetany, seizures ... Hypokalemia • Renal ... potassium wasting ... Abnormalities of calcium metabolism ... Hypomagnesemia #Signs #Symptoms
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
caused by a toxic ... or metabolic disorder ... Toxic and metabolic ... causes include ... #Signs #Symptoms
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Algorithm Extra-renal ... loss (Diarrhea) Renal ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
, Heat stroke, Metabolic ... exertion/training, Seizures ... Dermatomyositis) AKI - Pathophysiology ... Monitor potassium ... #Summary #causes
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
no respiratory cause ... show anion-gap metabolic ... ingestion/exposure Symptoms ... Dizziness, Altered, Seizure ... High Lactate, Low Potassium
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Summary Causes ... Heat stroke - Metabolic ... exertion/training - Seizures ... Monitor potassium ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... suggests extra-renal ... causes • Laxative ... #nephrology #low
Classification of Tumor Lysis Syndrome (TLS) and Treatment of Metabolic Abnormalities of TLS
Laboratory TLS:
 • Uric
and Treatment of Metabolic ... 8.0 mg/dL • Potassium ... arrhythmia • Seizure ... Intravenous fluids • Renal ... TLS #diagnosis #management
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Non-anion Gap Metabolic ... Renal acidosis ... Potassium-sparing ... aniongap #NonGap #Metabolic ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... infusions) - Metabolic ... differential #diagnosis #causes ... #potassium #high ... #nephrology