13 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
, vascular disorders ... , coagulation disorders ... , or other causes ... Differential #Diagnosis #hematology ... #rheumatology #
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Sequestration Disordered ... Connective Tissue Disorders ... Deficiency • Factor IX ... #Hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
and Bruising - Disorders ... of a platelet disorder ... deficiency • Disorders ... discern these causes ... Differential #Diagnosis #Hematology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... acute ischemic disorder ... the optic nerve caused ... thrombosis of short posterior ... GiantCellArteritis #GCA #Rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... intravascular coagulation (DIC ... lymphoproliferative disorders ... Extravascular #Causes ... differential #diagnosis #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... hematological disorders ... DDX: • ANCA (Antineutrophil ... classification #rheumatology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
PSC BPPV after Dix ... Maneuver This is a case ... of posterior semicircular ... #Dix #Hallpike ... Maneuver #clinical #video
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
cryoglobulinemia Associated Disorders ... cryoglobulins • Negative causes ... skin necrosis • DIC ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
PSC BPPV after Dix ... Maneuver This is a case ... of right posterior ... #Dix #Hallpike ... Maneuver #clinical #video
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Immunodeficiency disorder ... • Avg age of DX ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology