73 results
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... Diagnosis • Infection ... Malignancy: - Hematologic ... carcinoma • Non-infectious ... the most common vasculitis
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
- Diagnosis, causes ... Clinical manifestations ... neuropathy Treatment ... with refractory disease ... #Rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... SLE) - Viral infections ... APLS • Acute Infectious ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Megakaryopoiesis • B12 ... HUS • DIC • Vasculitis ... • Infection ... #Hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Framework Non-Infectious ... Aortitis: • Vasculitides ... ANCA associated vasculitis ... #Diagnosis #rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Myelofibrosis Infectious ... disorders • Celiac disease ... effect following treatment
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection Malar ... infection • Lyme ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... #skin #rashes #differential
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... Connective tissue disease ... (3%) • Infections ... lesions #diagnosis #clinical ... pathology #lesions #differential
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
- Differential ... Inflammatory: MS ... nodosa, SLE • Infectious ... Other: Vitamin B12 ... Diagnosis #causes
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Inflammation, Chronic Infection ... (>100 fL) • B12 ... #Hematology