39 results
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Tunnel, Sicca Syndrome ... Disease, Rheumatoid Vasculitis ... (RA + Neutropenia ... #diagnosis #rheumatology ... #signs #symptoms
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Diagnosis Framework ... Secondary: CTD: SLE, RA ... Disease • Cogan syndrome ... #rheumatology # ... differential #diagnosis
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... , Vasculitides, ... Kawasaki, Nephrotic syndrome ... ATRA, TPO, TPO-RA ... #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
gangrenosum • IBD • RA ... Antiphospholipid-antibody syndrome ... • Vasculitis ... #skin #rashes #differential ... #diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Diagnosis Framework ... arteritis, Cogan's Syndrome ... Rheumatoid Arthritis (RA ... #Diagnosis #rheumatology
Kawasaki Disease (Mucocutaneous Lymph Node Syndrome) 
An rare systemic acute febrile vasculitic syndrome. Aetiology unknown. 
Affects
acute febrile vasculitic ... syndrome. ... Early diagnosis ... Disease #Features #Signs ... #Peds #Pediatrics
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... Kasabach-Merritt syndrome ... #Diagnosis #hematology ... #rheumatology #
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... ribonucleoprotein) • RA ... Polymerase Ill • ANCA Vasculitis ... Autoantibodies #Rheumatology ... #diagnosis #associations
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Rheumatoid factor - RA ... disease c-ANCA - Vasculitis ... granulomatosis p-ANCA - Vasculitis ... Associations #diseases #diagnosis ... #table #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Diagnosis Algorithm ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... #Causes #Hematology