13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... parvovirus B19 infection ... parvovirus B19 infection ... Dermatomyositis Erythema chronicum ... • Rheumatic fever
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... acute rheumatic fever ... = RA, SLE, psoriatic ... #Joint #Pain #MSK ... rheumatology #approach #workup
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Pain Eyes ... Bacterial or viral infection ... Lyme disease, Vasculitis ... Cardiomyopathies - Viral infection ... #pain #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Infection • ... • Rheumatic fever ... streptococci (rheumatic fever ... arthritis • SLE ... Symmetrical: • RA • SLE
Algorithm for the Evaluation of Acute Diarrhea (< 7 days)
Are the following present?
   1.
Algorithm for the ... Ova and parasite ... HIV infection or ... fever, abdominal ... #workup #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... vesicular eruption - Joints ... to exclude are infections ... : • Fevers • ... , and SLE) • Urinalysis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... vesicular eruption • Joints ... Eosinophilia, asthma, chronic ... Palpable purpura, joint ... involvement, abdominal pain
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Malaise, bleeding, infections ... , fever, joint pain ... , bleeding, infections ... bruising, bleeding, infection ... Lymphadenopathy • HSM • Fevers
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
genotypes): SS, SC, SE ... cardiac valve, vasculitis ... inclusions - If infection ... bartonella (oroya fever ... #workup #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... - Vasculitis ... Red Flags: • Fever ... lesions • Severe pain ... deficiency Work