13 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... dark; • Slow redilation ... Young females Differential ... #PhysicalExam #neurology ... #ophthalmology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Decreased renal potassium ... excretion • Acute ... Increased potassium ... Diagnosis #algorithm #nephrology ... #potassium #differential
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
Acute Kidney Injury ... (AKI) - Differential ... Congestion • Medications ... Infection-mediated, Drug-induced ... #Diagnosis #nephrology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... herniation (Comatose), Acute ... closure glaucoma, Adie's ... Mydriasis #Miosis #differential ... #diagnosis #ophthalmology
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
starvation - Acute ... osmotic diuresis - Potassium ... renal disease Drugs ... Causes #diagnosis #differential ... #medications #drugs
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... reactions Common Drugs ... • Recent IV potassium ... Medications 2. ... #high #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Renal failure (acute ... Drugs II. ... Potassium-sparing ... Metabolic #Acidosis #differential ... diagnosis #causes #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... reactions Common Drugs ... • Recent IV potassium ... Medications 2. ... #high #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
after starvation, Acute ... osmotic diuresis, Potassium ... renal disease • Drugs ... Hypomagnesemia #Causes #differential ... #diagnosis #nephrology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Blurry Vision - Differential ... Effects of Systemic Medications ... • Migraine • Acute ... glaucoma • GCA • Adie ... #diagnosis #ophthalmology