32 results
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag Syndrome ... Purple #Urine #Bag #Syndrome ... #PUBS #pathophysiology ... #clinical #photo ... #differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... Diagnosis Algorithm ... - Refeeding Syndrome ... #Diagnosis #Algorithm ... potassium #low #pathophysiology
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Evaluation Flow Chart - Differential ... - Horner's Syndrome ... Anisocoria #Evaluation #Algorithm ... #Differential # ... Diagnosis #Ophthalmology
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
Horner's Syndrome ... Images #Clinical ... #Ophthalmology ... #Photo #Horners ... #Syndrome #Ptosis
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Diagnosis Algorithm ... Midbrain (Parinaud's Syndrome ... #Diagnosis #Algorithm ... #Causes #Ophthalmology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Diplopia TIER 1-CRITICAL ... , Orbital apex syndrome ... Miller-Fisher syndrome ... mass #Diplopia #differential ... #diagnosis #ophthalmology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Insufficiency - Differential ... Diagnosis Algorithm ... Polyglandular autoimmune syndrome ... Thrombophilia • Critical ... #Diagnosis #Algorithm
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... investigations depending on clinical ... Abdominal compartment syndrome ... • Cardio-renal syndrome ... #AKI #Workup #Algorithm
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Hypertension - Differential ... Diagnosis Algorithm ... based on repeat clinic ... Secondary #Nephrology #Differential ... #Diagnosis #Algorithm
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
Pathogenesis and clinical ... RPE -> Loss of photo ... MacularDegeneration #pathophysiology ... #ophthalmology