7 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Supplementation (oral ... transfusion • Tumor ... Nephropathy Renin Normal ... Diagnosis #algorithm #nephrology ... #potassium #differential
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Renin-secreting tumor ... Hyperplasia • Normal ... Al, Normal R - ... #causes #low #potassium
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
reexposed to light; • Normal ... Young females Differential ... Ill Palsy - abnormal ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Extra-renal Losses: • Normal ... Renin secreting tumor ... Algorithm #causes #potassium ... #low #nephrology
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 ... syndrome Low-normal ... Distal RTA Low-normal ... #differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... Renin secreting tumor ... consumption • Low/Normal ... diagnosis #Algorithm #differential ... #potassium #nephrology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... etiology of coma Abnormal ... movements; also normal ... flexion withdrawal, abnormal ... decortication), abnormal