87 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 Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Diagnosis Algorithm Thrombocytopenia ... Vascular System ... TeIangiectasia Vascular ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Non-lmmune: • HELLP Syndrome ... Heart Valve) #Thrombocytopenia ... Diagnosis #Algorithm #Causes ... #Hematology
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
Von Willebrand Disease ... bruising • Skin ... platelet count (mild thrombocytopenia ... VonWillebrand #Disease ... #Diagnosis #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... PT, aPTT(liver disease ... bypass), LFT (liver disease ... of thrombocytopenia ... #Workup #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... • Goodpasture syndrome ... vasculitis #Dermatologic ... rash #diagnosis #rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... disorders • Celiac disease ... following EtOH induced thrombocytopenia ... Diagnosis #Algorithm #Causes ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... microangiopathy: Thrombotic thrombocytopenic ... Hemolytic uremic syndrome ... differential #diagnosis #hematology
Behcet's Syndrome - Treatment
Ulcers:
 • Treatment: Topical steroids
 • Prevention: Colchicine
 • Azathioprine for refractory disease
Arthritis:
Behcet's Syndrome ... Skin manifestations ... immunosuppressive meds) Vascular ... #Syndrome #Treatment ... #pharmacology #rheumatology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Renal Disease, Liver ... #Anemia #MCV #Classification ... Diagnosis #Algorithm #Causes ... #Hematology