19 results
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
: • Clinical triad ... • Infections: HCV ... infection, HBV ... infection, HIV infection ... DDX: • ANCA (Antineutrophil
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Causes of Myocarditis ... Hepatitis C virus, HIV ... Churg-Strauss syndrome ... #differential #diagnosis ... #cardiology #causes
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
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Causes of Pericarditis ... - Differential Diagnosis ... Cytomegalovirus • HIV ... Post-cardiac injury syndrome ... #Cardiology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... • Chronic lung ... DDX - Other causes ... : • Nephrotic syndrome ... , HIV) • Glucocorticoid
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
and petechiae Causes ... - CMV - HCV ... - HIV • Immune ... and thymoma DDX ... immunodeficiency virus (HIV
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... : • Syndrome of ... mucogenicum • HIV ... Advanced HIV (CD4 ... #infectiousdiseases
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
infections are caused ... SOT, Advanced HIV ... /AIDS, CGD) Clinical ... angle branching • Ddx ... treatment #fungal #infectiousdiseases
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
extending to the lung ... • DDx; Cylindrical ... ABPA Kartagener's syndrome ... #Pulmonary #diagnosis ... #radiology #clinical
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
pulmonary diseases in HIV ... complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... #differential #diagnosis ... #chestCT #radiology