14 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... Sequestration Disordered ... • Steroids • Vasculitis ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... , or other causes ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... insufficiency • Vasculitis ... • Factitious disorder ... • Bleomycin Hematologic ... Diagnosis #Algorithm #causes
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
immune system, leading ... • They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... reticularis & skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Infection - Vasculitis ... - Collagen disorders ... cryoglobulins • Skin
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Hemostasis - Differential ... discern these causes ... integrity == • Vasculitis ... Bruising #Hemostasis #Differential ... #Diagnosis #Hematology
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
integrity of: • Skin ... nonimmune hemolysis MSK ... Muscle cramping Skin ... , or any other cause ... Hypersensitivity vasculitis
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... Testosterone - Coumadin skin ... 19 - PNH - Vasculitis ... Venous #Arterial #pathophysiology ... #hematology #differential
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Paradoxical spontaneous bleeding ... malignancies, vasculitis ... cryoglobulinemia Associated Disorders ... cryoglobulins • Negative causes ... #hematology
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
considered to be caused ... bruise') is where bleeding ... a generalized disorder ... Filled with clear ... #Diagnosis #Dermatology