4 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
• CD4 < 200: PCP ... failure, COPD, Lung ... Fungal, AFB), TB PCR ... sputum, PCP DFA ... #differential #
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... lesions • 80% with lung ... multiple lesions Infectious ... Lesions #Brain #differential ... diagnosis #causes #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... polymicrobial infection ... Clindamycin in case of PCN ... Abscess Differential ... Abscess #pulmonary #differential
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Skin exam for infection ... event, follow ACC ... Recent PCI/stenting ... since elective PCI ... unless prior heart/lung