12 results
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
sx + signs/sx of ... very remarkable w/differential ... the “Chewing gum test ... them, but urgent rheumatology ... #Temporal #Signs
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
female, asian • Systemic ... relapse No specific laboratory ... tests: • IgG4 ... management #phenotypes #workup ... #treatment #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... affected joint • Systemic ... more time for the laboratory ... #workup #diagnosis ... #testing #Rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Behçet's Syndrome Systemic ... pathognomonic laboratory ... Behcet disease) Differential ... diagnosis #management #signs ... #symptoms #rheumatology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Examination: • Signs ... disease • Pull test ... Tests: • TSH ... Vitamin D levels Systemic
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... value is low, tests ... WBC count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... and branches • GCA ... purpura: strong sign ... retinopathy Lab Tests ... #diagnosis #rheumatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... frequently affected systems ... Better call hematology ... Best to have an ... #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
rendering the immune system ... adults in the west ... Physical Exam/Signs ... Leukemia #diagnosis #workup ... #oncology #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... purpura: Strong sign ... develop in pts with GCA ... #Diagnosis #Rheumatology