13 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • HTN, High Aldosterone ... Renin secreting tumor ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... starts by measuring ... Renin-secreting tumor ... #nephrology #potassium
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Rhabdomyolysis • Tumor ... lysis syndrome ... glycosides • High ... blockers - MCW Nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Renin-secreting tumor ... #Hypokalemia # ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Myelitis, Trauma, Tumor ... , Myasthenia Gravis ... Shellfish poisoning, Meds ... differential #diagnosis #neurology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... urinary losses: • High ... Renin secreting tumor ... differential #potassium #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Transfusion reaction - Tumor ... lysis syndrome ... differential #diagnosis #causes ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Transfusion reaction - Tumor ... lysis syndrome ... differential #diagnosis #causes ... #nephrology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
with: - Thymic tumors ... muscles: “myasthenic crises ... Myasthenia Crises ... immunosuppressants - Meds ... diagnosis #management #neurology
Landau's Reaction (Reflex)  on Physical Exam

Landau's reaction is investigated holding the baby firmly under the
This reaction starts ... to stand with gravity ... PhysicalExam #clinical #video ... #Neurology #Peds ... #Pediatrics #Normal