9 results
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... , biliary, renal ... , lung, lymph node ... concentration PET-CT ... #phenotypes #workup
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
mononeuritis multiplex WORKUP ... Other tests: • CT ... Goodpasture's cause ... sparing of the lung ... #management #treatment
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Infections in HIV-AIDS ... failure, COPD, Lung ... CXR +/- High res CT ... Infectious Diseases ... #workup #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Antimicrobial treatment ... enhancement on CT ... Demyelinating disease ... caused by the JC
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... • CT: Halo sign ... Lymphadenopathy, CNS ... Infections #HIV #AIDS
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Hypocomplementemia • Can cause ... cirrhosis: 3%-20% Renal ... Distal (Type I) renal ... MALT Lymphoma • Lung ... Adenocarcinoma Treatment
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... Treat underlying cause ... , hypotension, renal ... Oncology #HemeOnc #Diagnosis
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
CNS involvement: ... DIAGNOSIS • Imaging ... : X-rays, CT, or ... PET-CT / MRI: Staging ... TREATMENT OPTIONS
Monoclonal Gammopathy of Renal Significance (MGRS)

MGRS
• MGRS refers to kidney disease caused by nephrotoxic monoclonal immunoglobulins
Gammopathy of Renal ... caused by nephrotoxic ... Workup: • Kidney ... clone detection • CT ... microangiopathy Treatment