45 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... deficiencies - PNH ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
• Acquired Risk ... Testosterone - Coumadin skin ... cardiovascular risk ... - Vasculitis ... pathophysiology #hematology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... Vascular: • Arterial ... insufficiency • Vasculitis ... ulcerative #skinrash #dermatology ... #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Vascular: • Arterial ... insufficiency • Vasculitis ... ulcerative #skinrash #dermatology ... #causes
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... artery aneurysm: Causes ... APLS:PLT ↓ HEMATOLOGIC ... neoplasms - PNH ... Diagnosis #clots #hematology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... Differential Diagnosis Algorithm ... discolorations of skin ... #SkinRash #dermatology ... #causes
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... → Refer to hematology ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... #hematology
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
resulting in a vasculitis ... which causes slowly ... ulceration of the skin ... Goldberg, M.D. - UCSD ... Clinical #Photo #Dermatology
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
vessicles in this case ... superimposed bacterial ... skin infection, ... Goldberg, M.D. - UCSD ... Clinical #Photo #Dermatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... HUS • DIC • Vasculitis ... Differential #Diagnosis #Algorithm ... #Causes #Hematology