10 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
Monoclonal Gammopathy of Undetermined Significance (MGUS) - Summary Framework

Hematologic disorder characterized by the presence of either
Monoclonal Gammopathy ... Significance (MGUS ... hyperCalcemia, Renal ... #Monoclonal #Gammopathy ... #Significance #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
Complications of Monoclonal Gammopathy of Undetermined Significance (MGUS)
Fracture, Osteoporosis
 - Increased osteoclast activity and bone resorption
of Monoclonal Gammopathy ... Significance (MGUS ... ; vaccinations Renal ... #Monoclonal #Gammopathy ... Complications #diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Splenomegaly - CTD (SLE ... Kasabach-Merritt syndrome ... Associated - SLE ... Differential #Diagnosis #hematology ... #rheumatology #
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
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... IgM monoclonal gammopathy ... significance (MGUS ... hemolytic #anemia #hematology
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
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Include: • MGUS ... changes (POEMS syndrome ... cancers, HCC, renal ... gastric tumors • Hematology ... differential #diagnosis #hematology
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 ... • Mikulicz syndrome ... lubricants • Pharmacologic ... #Rheumatology #