13 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Clinical manifestations ... legionella/strep, HIV ... Anti-dsDNA, ANCA COP DDX ... ILD #diagnosis #management
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
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
Clinical • ... Caused by Pneumocystis ... Immunocompromised host (HIV ... ) • Seen in HIV ... #Diagnosis #Management
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Cotton Wool Spots ... Caused by microinfarcts ... Long DDx: hypertension ... , diabetes, HIV, ... ophthalmology #Clinical
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
: • HIV • Recent ... disease • DM DDX ... are pulmonary • HIV ... TST or IGRA HIV ... : • HIV-infected
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... infection • Most common ... cause: Aspiration ... Lung Abscess - Clinical ... westermani • Other: TB
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
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
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
: • HIV • Recent ... disease • DM DDX ... are pulmonary • HIV ... TST or IGRA HIV ... : • HIV-infected
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
Diagnosis and Management ... Insufficiency: Most Common ... : TB, fungal infection ... , HIV, adrenoleukodystrophy ... pituitary tumor, TB