11 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... infection Malar rash ... Crohn's disease Palpable ... #skin #rashes #differential ... #diagnosis #rheumatology
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 ... dermatology #clinical #photo
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
strength, reflexes), palpable ... Raise Test - Pain ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... sign of cutaneous ... tract: Abdominal pain ... , mucositis • Rash ... • Progressive symptoms
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Petechiae, Palpable ... Maculopapular rash ... burning sensation or pain ... reticularis Differential ... • Giant cell arteritis
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Approach to the differential ... pancreatitis), joints (arthritis ... lymphadenopathy, pleuritic pain ... , palpable purpura ... vesicular rash,
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
, Vasculitis, Purpura ... of hip (rare), Arthritis ... lesions Abdominal pain ... erythematosus #signs ... #symptoms #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... Presentation - Systemic Symptoms ... scleritis • Palpable ... sign of cutaneous ... Skin -> causing palpable
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
multiforme-like lesions, palpable ... purpura, Pathergy ... Behcet disease) Differential ... Nonsurgical abdominal pain ... #management #signs
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... noninflammatory Signs ... constitutional symptoms ... Joint #pain #Differential ... #Diagnosis #MSK