16 results
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV ... /AIDS Patients ... complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... diagnosis #chestCT #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... seen • Chest CT ... hemorrhage • Treatment ... #Abscess #pulmonary ... #differential #causes
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
SOT, Advanced HIV ... /AIDS, CGD) Clinical ... presentations: • Pulmonary ... AspGM can be also positive ... #fungal #infectiousdiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... factor • May cause ... #AIDS #pulmonary ... differential #diagnosis #infectiousdiseases
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Pathophysiology: 2 hit ... without other cause ... : 33% • Treatment ... heart failure, positive ... , and CXR with pulmonary
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
periphery of the lung ... hump along may aid ... the diagnosis of pulmonary ... In this case, pulmonary ... confirmed with chest CT
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Antimicrobial treatment ... enhancement on CT ... and <25% culture positive ... opportunistic #InfectiousDiseases
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... of the affected lung ... high-resolution chest CT ... , CCP, ANCA • HIV ... mycobacteria Treatment
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... mucogenicum • HIV ... Advanced HIV (CD4 ... Imaging, high res CT ... differential #diagnosis #infectiousdiseases
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
yeast • At risk: AIDS ... Inhalation of spores ... change in the lungs ... infection have positive ... ) #Mycoses #InfectiousDiseases