28 results
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Causes of Cough ... Tuberculosis - Lung ... Cancer of the Lung ... #Differential #Causes ... #Table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • Chronic ... shows a small, stable ... Dermatitidis - Cryptococcus ... #differential #causes
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... Differential Diagnosis Algorithm ... Dyspnea (underlying lung ... disease #Chronic ... #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
pneumonia (PJP), MAI, Cryptococcal ... nodules, plaques) Cryptococcus ... Abdominal pain, chronic ... Legionella: • Nausea ... factor • May cause
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... histoplasmosis, cryptococcus ... differential #diagnosis #causes
Nail Clubbing - Differential Diagnosis Algorithm
Bronchopulmonary Disease
 • Bronchiectasis
 • Chronic Lung Infection
 • Lung Cancer
Differential Diagnosis Algorithm ... Bronchiectasis • Chronic ... Lung Infection ... • Lung Cancer ... #causes
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Differential Diagnosis Algorithm ... Lung, Bladder, Colon ... Myeloproliferative Disorder • Chronic ... #Causes #Hematology
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Differential Diagnosis Algorithm ... Beomycin • Acute or Chronic ... Diseases #ILD #Causes ... Differential #Diagnosis #Algorithm
Causes of Secondary IgA Nephropathy - Differential Diagnosis Algorithm
 • GI disorders: Celiac disease, Crohn's disease,
Causes of Secondary ... Differential Diagnosis Algorithm ... Infections: H pylori, Chronic ... Lymphomas, RCC, Lung ... #Nephropathy #Causes
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... • Valvular Lung ... • Interstitial Lung ... Metabolic Disorders Chronic ... #Causes