8 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - PNH - APLS ... • Bacterial endocarditis ... Diagnosis #hematology ... #rheumatology #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Crohn's disease Palpable ... syndrome • Vasculitis ... • Cholesterol emboli ... #rashes #differential ... #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Disruptions in vascular ... lesions • Severe pain ... - Endocarditis ... Rash: - ITP - APLS ... deficiency Work
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
• Nephrotic Syndrome ... Malignancy - Antiphospholipid ... other causes of purpura ... pathophysiology #hematology ... diagnosis #vascular
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... pulse deficits vascular ... tract: Abdominal pain ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... and bullous or vesicular ... scleritis • Palpable ... Skin -> causing palpable ... #diagnosis #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
purpura, Pathergy ... and diplopia) • Vascular ... Behcet disease) Differential ... Nonsurgical abdominal pain ... signs #symptoms #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Non-autoimmune rheumatologic ... Arthritis: • Joint pain ... • Libman-Sacks endocarditis ... #Rheumatology