18 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
Associated Rheumatic Diseases ... connective tissue disease ... (MCTD), Drug-induced ... ANA #patterns #rheumatology ... #diagnosis #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Systemic lupus erythematosus ... (MCTD), Drug-induced ... Systemic lupus erythematosus ... ANA #patterns #rheumatology ... #diagnosis #differential
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... (aPL) 30-45% Differential ... Lupus Mimickers: Drug-induced ... sclerosis, Still's disease ... #rheumatology
Drugs Used for the Treatment of COVID-19 Infection

** Editor Note (from ophthalmology MD input) - Hydroxychloroquine/chloroquine
Drugs Used for the ... Even with macular disease ... smfarmhosp_smfh #Drugs ... #COVID19 #Pharmacology ... #Table #Management
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Non-autoimmune rheumatologic ... extremities Drug ... • Antihistone: Drug ... #Diagnosis #Rheumatology
Managing warfarin INR

Warfarin dosage must be individualized according to the patient's response to the drug, and
response to the drug ... management #algorithm #pharmacology ... #treatment #medications ... #table #pharmacotherapy ... decisionaid #cardiology #hematology
Drug Induced Systemic Lupus Erythematosus
> 100 drugs have been associated with drug-induced SLE
High risk (>5%):
 •
Lupus Erythematosus ... for 1 year of treatment ... #pharmacology # ... risk #differential ... #diagnosis #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Systemic Lupus Erythematosus ... life-threatening • Treatment ... Evolution: Chronic disease ... sle #comparison #table ... #rheumatology #
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Systemic lupus erythematosus ... systemic lupus erythematosus ... ) • Sepsis • Drug-induced ... Treatment: • Corticosteroids ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... ischemia - Skin: erythematous ... Differential ... systemic lupus erythematosus ... #diagnosis #rheumatology