64 results
Raynaud's Phenomenon on Physical Exam

#Raynauds #Syndrome #disease #phenomenon #clinical #video #physicalexam #fingers #hands #rheumatology
#Raynauds #Syndrome ... disease #phenomenon #clinical ... #video #physicalexam ... fingers #hands #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... Associated - SLE ... #Diagnosis #hematology ... #rheumatology #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Malar rash • SLE ... IBD • RA • SLE ... Antiphospholipid-antibody syndrome ... #skin #rashes #differential ... #diagnosis #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Autoimmune • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... Thrombocytopenia #Differential ... Algorithm #Causes #Hematology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
erythematosus (SLE ... erythematosus (SLE ... ), Sjogren's Syndrome ... ANA #patterns #rheumatology ... #diagnosis #differential
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
severe disease & renal ... block • Sjogren syndrome ... polymyositis overlap syndrome ... • Specific for SLE ... Summary #diagnosis #rheumatology
Scleroderma Associated Telangiectasia. 

If you see them-round, often well circumscribed (but can be matte-like too) &
& blanchable, differential ... especially SSc, SLE ... Telangiectasia #clinical ... #video #blanching ... #rheumatology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... hemolytic-uremic syndrome ... • Scleroderma renal ... anemia" • HELLP syndrome ... #diagnosis #hematology
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
Measurement in SLE ... Special cases (e.g. renal ... #Measurement #SLE ... #rheumatology # ... pharmacology #levels
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin - Differential ... Secondary: CTD: SLE ... Disease • Cogan syndrome ... #rheumatology # ... differential #diagnosis