16 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Churg-Strauss syndrome ... purpura-arthralgia-nephritis syndrome ... - Goodpasture syndrome ... - Schnitzler syndrome ... - Sjögren syndrome
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
renal Mg wasting syndromes ... - Gitelman syndrome ... - Hungry bones syndrome ... #Classification ... #Causes #Workup
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... 50% Cutaneous Vasculitis ... Secondary: CTD ... Disease • Cogan syndrome ... #dermatology #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Hyperviscosity Syndrome ... Cryoglobulinemia Syndrome ... cryoglobulinemia syndrome ... Cryoglobulinemia Syndrome ... 20% Sjögren's syndrome
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Anticentromere - CREST syndrome ... La) - Sjogren's syndrome ... Goodpasture's syndrome ... diseases #diagnosis #table ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
leakage of RBC's secondary ... Thrombocytopenia: ITP • Secondary ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #rheumatology #
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... Antiphospholipid Antibody Syndrome ... LAC) • Sjogren Syndrome ... Polymerase Ill • ANCA Vasculitis ... #associations #table
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... Kawasaki, Nephrotic syndrome
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Mucocutaneous lymph node syndrome ... : • Behçet Syndrome ... • Cogan Syndrome ... differential #diagnosis #rheumatology ... #classification
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... Coarctation of aorta, Vasculitis ... Hypercalcemia, Cushing's syndrome ... White-coat syndrome ... Guillain-Barre Syndrome