27 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Hypersensitivity vasculitis ... lesions • Discoid lupus ... #joint #pain #skin ... differential #diagnosis #rheumatology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... spondyloarthropathies, lupus ... Like in this case ... #Joint #Pain #MSK ... #rheumatology #
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
cases there are ... splenomegaly, abnormal neurology ... , back pain Haematology ... cell disease Rheumatology ... discrepancy, multiple joint
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Butterfly rash, Vasculitis ... phenomenon (20%) Joints ... lesions Abdominal pain ... symptoms #diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... Polyarteritis Nodosa (PAN ... ANCA associated vasculitis ... (RA), Systemic lupus ... Differential #Diagnosis #rheumatology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Avascular necrosis ... BrighamChiefs #Bone #Joint ... differential #diagnosis #causes ... #hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... Pulmonary HTN - Vasculitis ... Guillain Barre - ALS ... Transverse myelitis • Hematology ... Deconditioning - Pain
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
) Inflammatory joint ... pain (especially ... and fingers, or pain ... search ANA and aPL ... erythematosus #rheumatology
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
prematurely • risk of joint ... respiratory failure • Neurologic ... loss of teeth • Muscular ... (muscle/joint) ... Phosphatase: • Other causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... inflammation Others: • Lupus ... eruption - Joints ... such as systemic lupus ... differential #diagnosis #rheumatology