32 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... lesions • Severe pain ... Rash: - Purpura ... Skin biopsy • Abdominal
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... days back, now abdominal ... pain, joint pain ... rash. ... Vasculitis #clinical #photo
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
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Anterior Knee Pain ... • Palpable grinding ... pathophysiology #diagnosis ... #signs #symptoms ... #msk
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
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
endothelial cells - Palpable ... or necrotic purpura ... Non-specific abdo pain ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
presents with purpura ... painAbdominal ... Positive Carnett's sign ... #Pain #differential ... #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... sign of cutaneous ... , mucositis • Rash ... • Progressive symptoms ... gut involvement, abdominal
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 ... #dermatology #rash
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
, Vasculitis, Purpura ... valve lesions Abdominal ... pain (20%) Renal ... erythematosus #signs ... #symptoms #diagnosis