19 results
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
autoimmune disease ... thickening, distal to elbows ... interstitial lung disease ... Scleroderma #SSc #rheumatology ... symptoms #testing #workup
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... Diagnosis #Algorithm #hematology
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
Neurologic-Centered: (+) Systemic ... Cryoglobulinemia (-) Systemic ... Ig deposition disease ... Differential #Diagnosis #hematology ... #oncology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... • Immunologic Workup ... life-threatening • Treatment ... Evolution: Chronic disease ... Management #Summary #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
highly inflammatory disease ... of underlying disease ... Treatment: • Corticosteroids ... Diagnosis #Management #Hematology ... #Rheumatology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... female, asian • Systemic ... IgG4 #Related #Disease ... management #phenotypes #workup ... #treatment #rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
rendering the immune system ... cells can indicate disease ... microglobulin Treatment ... Leukemia #diagnosis #workup ... #oncology #hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... months to years) Systemic ... Evolution: Chronic disease ... sle #comparison #table ... #rheumatology #
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... neuropathy) • Systemic ... Sneddon-Wilkinson disease ... Paraproteinemias #Hematology ... Differential #Diagnosis #Oncology
(DOAC interactions) Cancer-treatment specific inducers (↑) and inhibitors (↓)
of cytochrome p450 CYP3A4 and P-glycoprotein.

DOACs are substrates
interactions) Cancer-treatment ... #Chemotherapy #Oncology ... #Hematology #Interactions ... #Table #Pharmacology