16 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... - Diagnosis: ... legionella/strep, HIV ... DDX: • CAP, ... Treatment: •
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
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Infections in HIV-AIDS ... CD4 < 200: CMV, HSV ... heart failure, COPD ... , Lung cancer, Primary ... HIVAIDS #workup #diagnosis
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
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Mycobacterium: Tuberculosis ... rarely typical pneumonia ... - Viral: VZV ... pulmonary #CXR #clinical
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
Management Summary Clinical ... with passive AND active ... chills, malaise Ddx ... Treatment: admission ... Ceftriaxone • HIV
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