43 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... : - Thrombocytopenia ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... and Platelet Disorders ... l MD SOAP) - Risks ... or if a primary hematologic ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... • Rheumatic disorders ... following EtOH induced thrombocytopenia ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Diagnosis Algorithm Thrombocytopenia ... Sequestration Disordered ... Connective Tissue Disorders ... #Hematology
4-T Score for the Likelihood of Heparin Induced Thrombocytopenia
 - Thrombocytopenia - Compare the highest platelet
count
Other potential cause ... Low probability (risk ... Intermediate probability (risk ... High probability (risk ... Likelihood #Diagnosis #Hematology
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
inherited bleeding disorder ... bruising • Skin ... platelet count (mild thrombocytopenia ... Disease #Diagnosis #Hematology
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
Skin Hypopigmentation ... sclerosis (white "ash ... Hypopigmentation #disorders ... #skin #dermatology ... Diagnosis #Algorithm #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... hemostasis: - Thrombocytopenia ... Vasculitis - Collagen disorders ... cryoglobulins • Skin ... #dermatology #physicalexam
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Disorders of Pigmentations ... of hair, eyes, skin ... sclerosis (white "ash ... #skin #dermatology ... Diagnosis #Algorithm #causes
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... for secondary causes ... eosinophilia (common causes ... symptoms (eg, skin ... Differential #diagnosis #hematology