9 results
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Syndrome (CAS): ... Clinical Presentation ... younger pts) Differential ... #anemia #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
progressing GN • New pulmonary ... tract, and often causes ... to exclude are infections ... C-ANCA) pattern: antibodies ... differential #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... life-threatening diseases ... EGPA) • Auto-antibodies ... confirm DAH, r/o infection ... #differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... primary condition MEDIUM ... tract, and often causes ... #Differential #Diagnosis
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
microscopy and serial ... likely it will be clinically ... Lymphoproliferative Disorders, Infection ... , Interstitial Pulmonary ... #diagnosis #differential
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
Hypocomplementemia • Can cause ... gland) biopsy • Histo ... salivary ducts Clinical ... : • 10%-15% Pulmonary ... , INC risk PE, Pulmonary
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
requires special media ... antimicrobials, clinical ... but important causes ... Diseases Fellows ... #differential #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Hematologic malignancy ... Disease: Clinical ... #differential # ... diagnosis #infectiousdiseases
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
malignancies, vasculitis ... Malignancy • Infections ... thrombophlebitis, pulmonary ... Antiphospholipid syndrome ... hematology