23 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Etiology: • Vascular ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Differential #Diagnosis #hematology ... #rheumatology #
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... arteritis, Cogan's Syndrome ... ANCA associated vasculitis ... (RA), Systemic lupus ... Differential #Diagnosis #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Vascular Sludging ... (e.g. systemic lupus ... classification #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... autoantibodies that will cause ... Puncture, EEG Treatment ... CNS #neurology #rheumatology ... diagnosis #management #treatment
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
constitutional symptoms • Treatment ... Discontinuation of causal ... life-threatening • Treatment ... Lupusreference #druginduced ... #table #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... inflammation Others: • Lupus ... and bullous or vesicular ... such as systemic lupus ... differential #diagnosis #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
) • Systemic lupus ... • Sjögren syndrome ... ANCA-Associated Vasculitis ... Renal-limited vasculitis ... antibodies #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
ANCA-associated vasculitis ... Non-autoimmune rheumatologic ... • Mesenteric vasculitis ... vein thrombosis Hematologic ... Erythematosus #Diagnosis #Rheumatology
Behcet's Syndrome - Treatment
Ulcers:
 • Treatment: Topical steroids
 • Prevention: Colchicine
 • Azathioprine for refractory disease
Arthritis:
Behcet's Syndrome ... : • Treatment: ... immunosuppressive meds) Vascular ... Behcets #disease #Syndrome ... #pharmacology #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Disruptions in vascular ... Infection - Vasculitis ... (lupus, RA, Sjogren's ... • Abdominal ultrasound