10 results
Causes of Nail Clubbing - Mnemonic 
Cyanotic Heart Disease, Cystic Fibrosis
Lung Cancer, Lung abscess 
Ulcerative Colitis
Causes of Nail Clubbing ... Lung Cancer, Lung abscess ... Ulcerative Colitis Bronchiectasis ... Mesothelioma Infective Endocarditis ... #Differential #Causes
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Generalized: • Chills ... Septic Emboli Cause ... Treat underlying cause ... annular or aortic abscess ... Complications: Abscess
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... 38 degrees • Chills ... hemorrhage • Treatment ... #differential #causes ... #management #treatment
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
• Bronchitis, Bronchiectasis ... Necrotizing PNA, Abscess ... regurgitation, Tricuspid endocarditis ... Diagnosis #pulmonary #causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Bronchiectasis - ... Chronic inflammation causes ... Fevers and/or chills ... Most Common Causes ... mycobacteria Treatment
CLUBBING Mnemonic for Causes of Nail Clubbing

C - Cyanotic Heart Disease, Cystic Fibrosis
L - Lung Cancer,
CLUBBING Mnemonic for Causes ... Lung Cancer, Lung Abscess ... Ulcerative Colitis B - Bronchiectasis ... I - Infective Endocarditis
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Endocarditis - Overview ... Generalized: Chills ... Septic emboli cause ... hematuria, + RF Treatment ... Treat underlying cause
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Immunocompromise Treatment ... Source control (abscess ... lines, osteo, endocarditis ... • Secondary to Treatment
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Fever, cough, chills ... Histoplasmosis Treatment ... Cough, fever, chills ... Sinusitis • Brain abscess ... arthritis, and endocarditis
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
six months of treatment ... osteomyelitis, cutaneous abscesses ... Fever, chills, lack ... unintentional weight loss, nausea ... by delaying ART treatment