19 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Infections in HIV-AIDS ... ) Fungal: • CD4 ... failure, COPD, Lung ... diagnosis #evaluation #differential ... #CD4
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
and Associated Lung ... barcode sign - Lung ... Respiratory Distress Syndrome ... (ARDS): - Bilateral ... #pulmonary #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Pneumonia: • 3 syndromes ... of a "flu-like syndrome ... Infections #HIV #AIDS ... #pulmonary #differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... Diagnosis- Compatible syndrome ... lesions • 80% with lung ... CNS Lymphoma (CD4 ... Lesions #Brain #differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... : Atelectasis, ARDS ... , Interstitial Lung ... Hypoxia #hypoxemia #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Abscess Pathophysiology ... Diagnosis: • CBC ... Abscess Differential ... Abscess #pulmonary #differential
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
AIDS-defining illnesses ... bronchi, trachea, or lungs ... brain - Wasting syndrome ... due to HIV #AIDS ... Diagnosis #List #Differential
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Pulmonary Edema - Differential ... Framework NCPE Pathophysiology ... respiratory distress syndrome ... (ARDS) • Opioid ... Transfusion-related acute lung
Immune Reconstitution Inflammatory Syndrome (IRIS) - Pathophysiology
Risk factors:
 - Low CD4 count
 - Disseminated OI
 -
Reconstitution Inflammatory Syndrome ... (IRIS) - Pathophysiology ... factors: - Low CD4 ... #Inflammatory #Syndrome ... #AIDS
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
infections Lungs ... Lady Windermere Syndrome ... : • Syndrome of ... Advanced HIV (CD4 ... NTM #Infections #differential