17 results
Causes of Nail Clubbing - Mnemonic 
Cyanotic Heart Disease, Cystic Fibrosis
Lung Cancer, Lung abscess 
Ulcerative Colitis
Causes of Nail Clubbing ... Cancer, Lung abscess ... Mesothelioma Infective Endocarditis ... Nails #Mnemonic #Differential ... #Causes #Diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Abscess Diagnosis ... seen • Chest CT ... Abscess Differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... , Pancreas, Gastric ... Marantic (NTBE) Differential ... Treat underlying cause ... #cardiology
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... Systemic Diseases ... , Aneurysm • Pancreas ... #Diagnosis #causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... Peripheral Vascular Disease ... e.g. fractured long ... blood vessels • Abscess ... #Orthopedics #Causes
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Diagnosis Framework ... in 24h Airway disease ... Necrotizing PNA, Abscess ... regurgitation, Tricuspid endocarditis ... #causes
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... Diagnosis Framework ... Non-Infectious Causes ... Brucellosis • Liver or lung ... #Diagnosis #intermittent
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... Syphilis • Pyogenic Abscess ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... , verrucous) - Lung ... , Pancreas, Gastric ... #Differential # ... Diagnosis #cardiology
CLUBBING Mnemonic for Causes of Nail Clubbing

C - Cyanotic Heart Disease, Cystic Fibrosis
L - Lung Cancer,
CLUBBING Mnemonic for Causes ... Cancer, Lung Abscess ... I - Infective Endocarditis ... Nail #Fingernail #Differential ... #Diagnosis