48 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... degeneration - Retina ... Vein Occlusion, Ischemic ... #Vision #Loss #Differential ... Diagnosis #causes #ophthalmology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
potassium excretion ... Drugs Increased potassium ... (oral/iv) • Potassium-rich ... Diagnosis #algorithm #nephrology ... #potassium #differential
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... • Botulism Pharmacologic ... Algorithm #Causes #Ophthalmology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... minutes) Decrease potassium ... Fluids Shift potassium ... (if preserved renal ... #nephrology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... renal ischemia ... oxidative iniury Treatment ... Monitor potassium ... Summary #causes #treatment
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Vision loss - Differential ... Diagnosis Ischemia ... disease (anterior ischemic ... Monocular #VisionLoss #Differential ... #Diagnosis #Ophthalmology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Losses Non-renal ... #Hypokalemia #Differential ... Diagnosis #Algorithm #nephrology ... #low #potassium
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Injury (AKI) - Differential ... Framework Pre-Renal ... Other • ATN: Ischemia ... Kidney #Injury #Differential ... #Diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Recent IV potassium ... burns, trauma - Ischemic ... #hyperkalemia #differential ... #high #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... #Hypokalemia #Differential ... Algorithm #causes #potassium ... #low #nephrology