27 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... : Lung abscess, ... , Nocardia Chronic ... 12 weeks): • Chronic ... NTB, Fungal, Parasitic
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... eg.malaria) • Other parasites ... Abscess: • Head ... • Sickle Cell disease ... Diagnosis #Algorithm #causes
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterium abscessus ... with underlying lung ... disease. 15% mortality ... as disseminated disease ... #differential #infectiousdiseases
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Osteomyelitis • Occult abscess ... fever • Lyme disease ... malaria) • other parasites ... UnknownOrigin #FUO #Chronic
Nail Clubbing - Differential Diagnosis Algorithm
Bronchopulmonary Disease
 • Bronchiectasis
 • Chronic Lung Infection
 • Lung Cancer
Bronchiectasis • Chronic ... Lung Infection ... • Lung Cancer ... Immunodeficiency Virus ... Diagnosis #Algorithm #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... pneumonia • Chronic ... Lung abscess ... Coccidioides • Parasite
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... antibiotics as a cause ... Autoimmune: Crohn's disease ... Differential #Diagnosis #InfectiousDiseases
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Infectious Causes ... disseminated microbial disease ... Pneumocystis Jiroveci • Parasites ... #Causes #Adrenal ... endocrinology #infectiousdiseases
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... Syphilis • Pyogenic Abscess ... • Nocardia • Parasitic ... differential #diagnosis #causes ... #radiology #neurology
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse ... Lung Disease. ... cell arteritis Infectious ... #Diagnosis #Radiology ... #Diffuse #Lung