82 results
Infective Endocarditis: Modified Duke Criteria
Clinical Criteria: 
1. Two major criteria 
2. One major and three minor
Modified Duke Criteria ... Clinical Criteria ... Two major criteria ... Five minor criteria ... #Diagnosis #InfectiousDiseases
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram negative ... cage cleaning Symptoms ... : • Classic symptoms ... #microbiology #diagnosis ... management #treatment #infectiousdiseases
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
● Positive or negative ... Positive or negative ... Morphology criteria ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Pathogenesis and Clinical ... paresthetica • Symptoms ... sensory • Before diagnosis ... Stabbing) - Negative ... #differential #diagnosis
A toxidrome is a syndrome (set of symptoms) caused by specific medications or toxins.

There are 5
syndrome (set of symptoms ... methylphenidate (Ritalin) - Sedative-Hypnotic ... antihistamines #Diagnosis ... Toxicology #Toxidromes #Comparison
Diagnostic Algorithm for Suspected Pulmonary Embolism

Well's Criteria for PE
 • Clinical Signs and Symptoms of DVT
Diagnostic Algorithm ... Embolism Well's Criteria ... for PE • Clinical ... Signs and Symptoms ... • Alternative diagnosis
Pemphigus Vulgaris vs Bullous Pemphigoid - Comparison Table
Pemphigus Vulgaris
 • Epidemiology: Average age 40-60
 • Time
Bullous Pemphigoid - Comparison ... , relapsing • Symptoms ... , relapsing • Symptoms ... Nikolsky sign: Negative ... #diagnosis
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... high index of clinical ... is required for diagnosis ... Frequent false-negative ... #Endocarditis #comparison
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
impulse test: Negative ... patient with a clinical ... patient with a clinical ... Labyrinthitis #diagnosis ... #neurology #comparison
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Risk factors: Critical ... : ARDS Berlin Criteria ... ARDS to explain symptoms ... Reactions #hematology #diagnosis ... #comparison #table