31 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses: • Normal ... Renin secreting tumor ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Renin-secreting tumor ... Hyperplasia • Normal ... Al, Normal R - ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... thought to be caused ... by abnormal innervation ... clinical #video #neurology ... #physicalexam #
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
reexposed to light; • Normal ... Holmes-Adie Syndrome ... Ill Palsy - abnormal ... dissociation • Other causes ... #neurology #ophthalmology
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 ... Renin secreting tumor ... consumption • Low/Normal ... #nephrology #low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... Renin secreting tumor ... Low-normal EABV ... Distal RTA Low-normal ... hypokalemia #urine #potassium
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... Reflex #Positive #Abnormal ... clinical #video #neurology ... #PhysicalExam
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
osmolarity If cause ... investigations abnormal ... clinical context and signs ... • Cardio-renal syndrome ... #causes
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... lumbar spine Signs ... Areflexia (loss of normal ... #MSK #pathophysiology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal ... mineralocorticoid-like effect Normal ... salicylate poisoning Normal ... In a normal gap ... the indicated causes