11 results
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Diagnosis: • hemolytic ... - Mycoplasma, EBV ... Differential Diagnosis ... hemolytic #anemia #hematology ... #diagnosis
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Retroperitoneum and aorta ... concentration PET-CT ... IgG4 #Related #Disease ... workup #treatment #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... glomerulonephritis) • Anti-GBM ... < 30 years - Aorta ... • ANA (Suggest CTD ... #rheumatology #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... enhancement on CT ... Demyelinating disease ... effect/Edema • EBV
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... < 30 years • Aorta ... Arteritis): • Aorta ... pain and GN Anti-GBM ... #Rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... cells - Blood & BM ... • Cytopenia -> BM ... #Leukemia #Hematology ... #Oncology #Diagnosis
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• History of EBV ... Mediastinal mass) • CT ... lymph node biopsy (diagnostic ... number of sites of disease ... physical exam, CT
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... bouts of HTN Diagnostic ... for brain and/or optic ... Brucellosis - Dengue, EBV ... MCTD - Bechet disease
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
measuring 5.6 cm in its ... biopsy confirmed a diagnosis ... indicated stage IV disease ... #NEJM #clinical ... #radiology #CT #
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
• Heavy chain disease ... acute HIV, HBV, EBV ... Determine its size ... #differential #diagnosis ... #hematology