13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... • SLE • Human ... #differential #diagnosis ... #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
) - Diagnosis and ... Manifestations: Malar rash ... • Immunologic Workup ... Erythematosus #Diagnosis ... Management #Summary #rheumatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... evaluation or workup ... symptoms (eg, skin ... #Differential #diagnosis ... #hematology #eosinophilia
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Systemic Lupus (SLE ... Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... signs #symptoms #diagnosis ... #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... • Immunologic Workup ... • Immunologic Workup ... comparison #table #rheumatology ... #diagnosis #management
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... Algorithm Pinpoint ... deficiency Work ... cryoglobulins • Skin ... #Algorithm #Causes
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Differential Diagnosis ... Non-autoimmune rheumatologic ... Malignancy (e.g. hematologic ... #Rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... Algorithm • Sickle ... genotypes): SS, SC, SE ... #Algorithm #workup ... #hematology #testing
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Algorithm Polycythemia ... Better call hematology ... some time, let’s see ... #Algorithm #workup ... #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
non-Hodgkin lymphoma SLL ... Hepatomegaly • Skin ... phenomenon CLL Diagnosis ... #workup #oncology ... #hematology