25 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess - Differential ... antibiotics as a cause ... , Entamoeba Skin ... Dracunculiasis - Non-Infectious
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... - Other: • Fungal ... eg.malaria) • Other parasites ... Meningitis • Skin
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential ... Diagnosis Algorithm Infectious ... Viral (EBV) • Parasitic ... • Fungal Congestive ... #Hematology
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Failure - Differential ... bacteria: Viral, Fungal ... , Parasite Natural ... (daptomycin in lungs
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Parenchyma: • Infection ... Ebola, Dengue), Fungal ... Mycetoma, Mucor), Parasitic ... Kaposi's sarcoma • Rheumatologic ... Diagnosis #pulmonary #causes
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Diagnosis Infectious ... Coxiella burnetii • Fungal ... : • Rheumatologic ... - Metastatic: Lung
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Breast, Testicle) Infection ... : • Fungal • ... Septic Embolism • Parasitic ... Diagnosis #Algorithm #Causes
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
Differential Diagnosis ... Concurrent Brain and Lung ... tuberculosis, NTM • Parasite ... Toxoplasmosis • Fungi ... Diagnosis #causes
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
loss; CV, CNS, skin ... • Infectious ( ... Variable) - Fungal ... , parasites; Travel ... Diseases #pulmonary #differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... , may also see skin ... • Nocardia • Parasitic ... Lesions #Brain #differential ... #diagnosis #causes