8 results
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Differential Diagnosis Algorithm ... 80-100 fL) • Bleeding ... #Anemia #MCV #Classification ... #Causes #Hematology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Allergen-specific lgE causes ... cell antigens, leading ... Antigen-antibody complex ... Antigen-antibody complexes ... allergy #table #classification
Von Willebrand Disease Classification
Type 1 (Accounts for ~3/4 of cases):
 • Defect: Quantitative defect (i.e. not
Willebrand Disease Classification ... for ~3/4 of cases ... Accounts for <5% of cases ... VonWillebrand #Disease #Classification ... #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
immune system, leading ... deposit of immune complexes ... • They can cause ... Cryoglobulins Cause ... #classification
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
cell surfaces causes ... antigen-surface complex ... antibody-antigen complexes ... exposure to allergen causes ... #Classification
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
precipitating complex ... Paradoxical spontaneous bleeding ... Divided Into Two Types ... cryoglobulins • Negative causes ... #hematology
Causes of Early Bleeding in Pregnancy (< 20 Weeks) - Differential Diagnosis Algorithm
Not Bleeding from the
Causes of Early ... Differential Diagnosis Algorithm ... and Clots: • Complete ... #Causes #Obstetrics ... #OBGyn
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
age • 22 and 45 cases ... unusual bruising or bleeding ... Out Secondary Causes ... Workup: • Complete ... Syndromes #diagnosis #hematology