9 results
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Clinical history ... biliary, renal, lung ... concentration PET-CT ... increased IgG4+ cells
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
cell counts less ... Disease: • Clinical ... Imaging, high res CT ... diagnosis • Microbiologic ... differential #diagnosis #infectiousdiseases
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... should be based on clinical ... enhancement on CT ... Demyelinating disease ... opportunistic #InfectiousDiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... angioinvasive disease ... • CT: Halo sign ... #AIDS #pulmonary ... differential #diagnosis #infectiousdiseases
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... to 8 years Clinical ... • Chronic lung ... Chest CT: • Ground-glass ... Epstein-Barr syndrome, HIV
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... disease... ... #NEJM #clinical ... #radiology #CT # ... squamous #cell #
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Congenital heart disease ... , verrucous) - Lung ... , Pancreas, Gastric ... Hypercoagulable (APLAS) Microbiology ... Diagnosis #cardiology #infectiousdiseases
Babesiosis - Diagnosis and Management Summary 
Disease: Release of merozoites from erythrocytes and associated loss of
Management Summary Disease ... associated loss of cell ... Vomiting, diarrhea, ARDS ... Diagnosis #Management #microbiology ... #InfectiousDiseases
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
has five major clinical ... yeast • At risk: AIDS ... change in the lungs ... becomes a yeast cell ... ) #Mycoses #InfectiousDiseases