12 results
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... Chest CT: • Ground-glass ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... polymicrobial infection ... seen • Chest CT ... Abscess Differential ... #causes #management
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Related Acute Lung ... TRALI resembles ARDS ... Infection - Infection ... Transfusion #diagnosis #management ... #hematology #reactions
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Causes purpura & ... Related Acute Lung ... TRALI resembles ARDS ... Transfusions #diagnosis #management ... #hematology #reactions
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... infections • ... Hematologic malignancy ... Imaging, high res CT ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Diagnosis Framework Disease ... • CT: Halo sign ... #AIDS #pulmonary
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... verrucous) • Lung ... , Pancreas, Gastric ... Marantic (NTBE) Differential ... Endocarditis #diagnosis #management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... confirm DAH, r/o infection ... Goodpasture's cause ... sparing of the lung ... #diagnosis #management
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
treatment of HIV/AIDS ... worsening of that disease ... be present: • AIDS ... superinfection, drug reactions ... #Diagnosis #Management
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
very remarkable w/differential ... vasculitis vs infection ... in literature (NEJM ... (Cornelia NEJM ... Symptoms #Diagnosis #Management