18 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... #Differential #Diagnosis ... #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Hypertensive: • High Al, Low ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... the indicated causes ... of sodium and potassium ... urine #Algorithm #nephrology ... #differential #diagnosis
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... : Differential Diagnosis ... other • Severe potassium ... #Differential #Diagnosis ... #Causes #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 ... consumption • Low ... #Hypokalemia #diagnosis ... #nephrology #low
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
month following neck ... consistent with a diagnosis ... how the right pupil ... #clinical #video ... #physicalexam #neurology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
• Inherited (AR) ... tubule (DCT) Clinical ... alkalosis • Normal or low ... Supplement: • Potassium ... #diagnosis #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... osmotic diuresis, Potassium ... #differential #diagnosis ... #nephrology #magnesium ... #low
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... heavy metals), Critical ... #differential #diagnosis ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... - Low back pain ... Commonly caused ... nerve at fibular neck ... #neurology #sensory