13 results
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
Significance (MGUS ... capillary leak syndrome ... • Schnitzler syndrome ... #Significance #MGUS ... Differential #Diagnosis #hematology
Paraproteinemias

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

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Associated - SLE ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
dL the ULN R - Renal ... plasmacytoma, POEMs syndrome ... #Gammopathies #MGUS ... #diagnosis #hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Behçet's Syndrome ... Oral aphthae : SLE ... • Arthritis: SLE ... #diagnosis #management ... signs #symptoms #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... lymphadenopathy • Central ... erythematosus [SLE ... #Diagnosis #Management ... #Hematology #Rheumatology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
Sjogren's Syndrome ... overlaps with RA, SLE ... lubricants • Pharmacologic ... #Rheumatology # ... Diagnosis #Management
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Anaphylaxis, Acute Renal ... Differentiation #Syndrome ... APML #diagnosis #management ... #hematology #oncology