22 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... macrophages in HIV ... low if you have HIV ... nodules possible in HIV ... #Infections #HIV
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
pulmonary diseases in HIV ... Actinomyces spp., NHL; Lung ... Pyogenic bacterial pneumonia ... #differential #diagnosis ... #chestCT #radiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
TB: • HIV • Recent ... are pulmonary • HIV ... Treatment: Active ... TST or IGRA HIV ... : • HIV-infected
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
TB: • HIV • Recent ... are pulmonary • HIV ... Treatment: Active ... TST or IGRA HIV ... : • HIV-infected
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
Clinical • ... Immunocompromised host (HIV ... ) • Seen in HIV ... Oxygen desaturation common ... #Diagnosis #Management
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... - Diagnosis: ... legionella/strep, HIV ... Anti-dsDNA, ANCA COP DDX ... Treatment: •
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Etiology: Idiopathic, HSV ... most common. ... : HZV (Ramsay-Hunt ... ), HIV, Lyme, GBS ... endemic area) ± HIV
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Threshold for treatment ... individual with active ... TB disease • HIV ... carcinoma of head/neck/lung ... SkinTest #TST #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... infection • Most common ... cause: Aspiration pneumonia ... for Klebsiella pneumonia ... Lung Abscess - Clinical
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... • Chronic lung ... community-acquired infections: Pneumonia ... DDX - Other causes ... Epstein-Barr syndrome, HIV