8 results
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
Measurement in SLE ... Special cases (e.g. renal ... #rheumatology # ... pharmacology #levels ... #lupus #management
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
MGCSMGRS ... Zone Lymphoma (HCV ... to cold IgG • Lupus ... vascular beds-renal ... Paraproteinemias #Hematology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... severe disease & renal ... #Systemic #Lupus ... Summary #diagnosis #rheumatology ... #management
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Associated - SLE ... • HCV, HBV Not ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Systemic lupus ... SJIA], systemic lupus ... erythematosus [SLE ... #Diagnosis #Management ... #Hematology #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... such as systemic lupus ... vasculitis, and SLE ... • HIV • HBV HCV ... differential #diagnosis #rheumatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... Xerostomia • Dental ... lubricants • Pharmacologic ... #Rheumatology # ... Diagnosis #Management
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Gammopathy Include: • MGUS ... changes (POEMS syndrome ... , renal tumors, ... gastric tumors • Hematology ... differential #diagnosis #hematology