32 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... - Differential Diagnosis ... Systemic Lupus Erythematosus ... should have other symptoms ... #Differential #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Vesicopustule on erythematous ... #dermatology #joint ... #skin #rashes #differential ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... : • Joint pain ... arthropathy • 90% joints ... lymphopenia, low PLT • Anemia ... Induced Lupus: • Symptoms
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
of hip (rare), Arthritis ... ) Blood (75%): Anemia ... SLE #systemic #erythematosus ... #signs #symptoms ... #diagnosis #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... • Inflammatory arthritis ... -60 minutes or longer ... #Pain #MSK #rheumatology ... approach #workup #differential
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Systemic lupus erythematosus ... Cancer, Histiocytic disorders ... swinndong #Aortitis #Differential ... #Diagnosis #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Manifestations: - Arthritis ... - Hemolytic anemia ... autoantibodies #signs #symptoms ... #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... Mechanical/degenerative disorders ... constitutional symptoms ... - Autoimmune Rheumatologic ... Joint #pain #Differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
nose, ears, or fingers ... of anemia include ... • hemolytic anemia ... younger pts) Differential ... #hematology #diagnosis
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... Systemic lupus erythematosus ... Lymphoproliferative Disorders ... ANA #patterns #rheumatology ... #diagnosis #differential