68 results
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Combination of Skin ... on texture of skin ... migrans: • Target sign ... Suggestive of systemic ... dermatology #arthritis #skin
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... Scleroderma Thickened skin ... arthritis Discoid skin ... #joint #pain #skin ... #rashes #differential
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... staphylococcal scalded skin ... , the differential ... includes Kawasaki disease ... Febrile #Fever #Differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... pain (20%) Renal disease ... #erythematosus ... #signs #symptoms
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... arthritis - with the skin ... Lupus Erythematosus ... like “butterfly rash ... Disorders #msk #Differential
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... trauma leads to skin ... , painless, no systemic ... signs, labs normal ... biopsy preferred Differential
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... Algorithm Reactive erythematous ... red nodules on shins ... #dermatology #Differential
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
SKIN RASHES ... Skin rashes ... petechial/purpuric, erythematous ... signs of illness ... petechiae; #purpura; #rash
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... 69% - Malar rash ... (aPL) 30-45% Differential ... autoantibodies #signs ... symptoms #mimickers #differential
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
- Generalized Differential ... Causes == Primary Skin ... • Xerosis (dry skin ... == No Primary Skin ... Cholestatic liver disease