14 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... identified, Strep pneumoniae ... (Mycoplasma pneumoniae ... Evaluation: Imaging (CXR ... +/- High res CT
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
diffuse inhalational injury ... rarely typical pneumonia ... differential #diagnosis #pulmonary ... #CXR #clinical ... #CT
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... infiltrate (e.g., CXR ... , CT, ultrasound ... chest pain) and signs ... #Pneumonia #Venn
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... , Cryptococcal pneumonia ... • CT: Halo sign ... Microsporidium #Lung #Infections ... #HIV #AIDS #pulmonary
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
inflammatory lung injury ... leading to increased pulmonary ... be detected on CT ... or CXR ● PaO2/ ... oxygenation in pneumonia
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
cases Clinical Signs ... years - May have signs ... symptoms of active pulmonary ... tissue damage - CXR ... involvement - CT
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
example of 'shred sign ... on CXR/CT imaging ... eabramsMD #Shred #sign ... #pneumonia #clinical ... ultrasound #lung #pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: • Recurrent infection ... bronchial wall injury ... Nasal polyps and signs ... Physical stigmata of cor ... high-resolution chest CT
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Diagnosis and Management ... Pneumonia Signs ... radiograph or CT ... Yield of blood CX ... #treatment #Pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT ... Lung #Abscess #pulmonary