152 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... • Secondary Causes ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #rheumatology #
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... Identification of causes ... 2%) • Other: IBD ... #dermpath #dermatology ... pathology #lesions #differential
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Inflammatory: • IBD ... Thrombocytosis #Differential ... Diagnosis #Algorithm #Causes
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... Malignancy: - Hematologic ... Temporal arteritis is ... the most common vasculitis ... #Origin #FUO #Differential
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Skin Lesions - Differential ... #Vascular #Vasculitis ... #SkinRash #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
Note that there is ... important concept is ... Not shown is variable ... #Diagnosis #Rheumatology ... #Differential #
Diagnosis and management of Polyarteritis Nodosa (PAN)

Chapel Hill 2012 definition: 
Necrotizing vasculitis ofmedium or small arteries
Diagnosis and management ... Necrotizing vasculitis ... PolyarteritisNodosa #Rheumatology ... #Diagnosis #Management ... #Vasculitis #Differential
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... HUS • DIC • Vasculitis ... Diagnosis #Algorithm #Causes ... #Hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Cardiovascular Causes ... Pulmonary HTN - Vasculitis ... Transverse myelitis • Hematology ... #dyspnea #sob #differential
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
- Diagnosis, causes ... and management ... - GCs and/or IS ... #Rheumatology # ... Cryoglobulinemic #Diagnosis #Management