8 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... Palpable: 1) If ... lesions are palpable ... #Diagnosis #Dermatology ... #Algorithm #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #rheumatology # ... #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... • Extremes of age ... - Cholesterol embolism ... Petechiae #Rash #Differential ... Algorithm #Causes #dermatology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... valves (septic emboli ... • Cholesterol Emboli ... Venous #Arterial #pathophysiology ... #hematology #differential
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Crohn's disease Palpable ... • Cholesterol emboli ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative Disorders - Differential ... - Bimodal Age ... Classification #pathophysiology ... #Hematology #Diagnosis ... #NonHodgkin #differential
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
increase with age ... i.e. 80 yrs of age ... - Age (yrs) x 10 ... Ddimer #dimer #pathophysiology ... #hematology #differential
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Band neutrophils are ... Neutrophil (Normal) Differential ... #Bandemia #differential ... neutrophil #WBC #CBC #hematology ... #pathophysiology