19 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #PhysicalExam # ... neurology #ophthalmology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... Algorithm Once ... filling of bucket (low ... #Algorithm #Causes ... #workup #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... #Differential #Diagnosis ... #Algorithm #causes ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... - Differential Diagnosis ... Distributive Shock, HRS, Hypercalcemia ... #nephrology #causes ... #algorithm
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... consumption • Low ... #diagnosis #Algorithm ... differential #potassium #nephrology ... #low
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... - Differential Diagnosis ... Algorithm Reduced ... IntercellularShift #Nephrology ... #Algorithm #Causes
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
- Differential Diagnosis ... Algorithm Surface ... subcutaneous emphysema of lid ... iridodialysis • Pupil ... #Algorithm #Causes
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... • Central Dl (Low ... diseases, Hypoxic injury ... Hereditary, Lithium, Hypercalcemia ... #Causes #nephrology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Marcus Gunn's pupils ... very sensitive diagnostic ... regarding the cause ... afferent pathway injury ... #MacrusGunn #PhysicalExam