15 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... infection Malar rash ... Henoch Schönlein purpura ... Antiphospholipid-antibody syndrome ... differential #diagnosis
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... - Differential diagnosis ... nummular eczema, tinea ... #dermatology #photo ... #PhysicalExam
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 ... , Vasculitis, Purpura ... Demyelinating syndromes ... lesions Abdominal pain
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... burning sensation or pain ... Differential Diagnosis ... • Goodpasture syndrome ... #dermatology #rash
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
now abdominal pain ... , joint pain involving ... Vasculitis #clinical #photo ... #dermatology #skin ... #rash #physicalexam
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... lesions • Severe pain ... : - Purpura fulminans ... cryoglobulins • Skin ... #dermatology #physicalexam
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
hemolytic-uremic syndrome ... lymphadenopathy, pleuritic pain ... nose (epistaxis), skin ... maculopapular rash ... vesicular rash,
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
lesions, palpable purpura ... response to local skin ... Oral aphthae : SLE ... • Arthritis: SLE ... Nonsurgical abdominal pain
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... mucositis - Rash ... • Cogan Syndrome ... , testes -> pain ... vasculitis, and SLE
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
severe epigastric pain ... +purpuric rash → ... purpura fulminans ... the key to the diagnosis ... #clinical #photo