12 results
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... • Autoimmune diseases ... (e.g. systemic lupus ... #diagnosis #types ... #classification
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... - Hemolytic anemia ... #Differential # ... Diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
thrombocytopenic purpura ... usually IgG) (e.g. lupus ... lymphoproliferative disorders ... #differential # ... diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Disease 3 Types ... Cryoglobulins (Vasculitic ... Agglutinin Syndrome ... anemiaCold ... #hematology #diagnosis
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Divided Into Two Types ... Skin necrosis • Purpura ... • Negative causes ... Antiphospholipid syndrome ... hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... permanent alopecia Differential ... Diagnosis: • ANCA-associated ... • Type-I Interferonopathies
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... SLE) • Urinalysis ... Serologies for Cryoglobulins ... #diagnosis #rheumatology ... #classification
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus [SLE ... with leukopenia, anemia ... Treatment: • Corticosteroids ... #Diagnosis #Management ... #Hematology #Rheumatology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... Myeloproliferative Disease ... Neutropenia • Platelet Disorders ... blood count with differential ... #diagnosis #hematology
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
- Diagnosis and ... a gas exchange disorder ... Caused by intrapulmonary ... #diagnosis #management ... #treatment #hepatology