13 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Sequestration Disordered ... Connective Tissue Disorders ... Bleeding #Bruising #Differential ... Algorithm #Causes #Hematology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
- Pathophysiology ... red-flags to exclude dermatologic ... #Diagnosis #Dermatology ... Targetoid #Algorithm #Differential ... #Ddxof
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
#PPT #PT #INR #Differential ... Algorithm #Causes #Hematology ... #coagulation #disorders
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... , coagulation disorders ... Platelet defects • Coagulation ... Vasculopathy #Purpura #Differential ... #nonpalpable #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... vasculitis) or disorders ... #Diagnosis #Dermatology ... Palpable #Algorithm #Differential ... #Ddxof
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... #Diagnosis #Dermatology ... Nikolsky #Algorithm #Differential ... #Ddxof
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Intravascular Coagulation ... protein C and S Pathophysiology ... is simultaneous coagulation ... variants of both • Acral ... treatment #management #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
intravascular coagulation ... lymphoproliferative disorders ... Extravascular #Causes #differential ... #diagnosis #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... inhibitor of a coagulation ... intravascular coagulation ... Bruising #Hemostasis #Differential ... #Diagnosis #Hematology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative Disorders ... - Differential ... Classification #pathophysiology ... #Hematology #Diagnosis ... #NonHodgkin #differential