116 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Diagnosis Framework ... OF NON-PALPABLE ... OF PALPABLE PURPURA ... #Differential #Diagnosis ... #hematology #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Petechiae, Palpable ... • Petechiae • Palpable ... Differential Diagnosis ... #rheumatology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
sensory • Before diagnosis ... intervertebral disc disease ... strength, reflexes), palpable ... MeralgiaParesthetica #MSK ... #signs #symptoms
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
with possible symptoms ... worsens pain • Palpable ... pathophysiology #diagnosis ... #signs #symptoms ... #msk
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... Palpable purpura ... Henoch Schönlein purpura ... #differential #diagnosis ... #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... sign of cutaneous ... • Progressive symptoms ... tract, and often causes ... #Rheumatology
Manifestations of IgG4-related disease by organ system.
 The most common primary disease features are indicated in
of IgG4-related disease ... common primary disease ... Organs #Systems #Diagnosis ... #Hematology #Signs ... #Symptoms
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... endothelial cells - Palpable ... or necrotic purpura ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Presentation - Systemic Symptoms ... scleritis • Palpable ... sign of cutaneous ... #rheumatology #
Achilles Tendon Rupture - Pathogenesis and clinical findings
 • The Achilles tendon is 15cm long in
/Symptoms/Complications ... Audible "Pop" - Palpable ... TendonRupture #diagnosis ... #signs #symptoms ... pathophysiology #msk