33 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis: • CBC ... Management: • Antibiotics ... Switch to oral antibiotics ... Abscess Differential ... Abscess #pulmonary #differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... (JVP, edema), Lung ... POCUS (B-lines, lung ... STAT Labs (BMP, CBC ... Aspiration/PNA: antibiotics
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
) Fungal: • CD4 ... Parasitic: • CD4 ... failure, COPD, Lung ... diagnosis #evaluation #differential ... #CD4
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
commonly liver and lung ... pathophysiology #infectiousdiseases ... #cdc #parasite
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Disease by CD4 ... Count: Any CD4 ... AIDS #pulmonary #differential ... #diagnosis #infectiousdiseases
Blurry vision in a patient with HIV/AIDS
Anterior Segment:
 • Herpes zoster ophthalmicus
 • Keratitis (HSV, Staph,
seen with lower CD4 ... vision #HIVAIDS #InfectiousDiseases ... Anterior #Posterior #Differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... lesions • 80% with lung ... CNS Lymphoma (CD4 ... Lesions #Brain #differential
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Pseudocellulitis - Differential ... avoid unnecessary antibiotics ... inappropriate antibiotic ... Inflammatory carcinoma - Lung ... Pseudocellulitis #Differential
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... Variable) - NSAIDs, antibiotics ... #Eosinophilic #Lung ... Diseases #pulmonary #differential
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
with underlying lung ... Mycobacterium #diagnosis #differential ... #infectiousdiseases