Raynaud’s Phenomenon: Pathogenesis and clinical findings • Finger pulp atrophy • Tissue ischemia/infarction -> Digital ulcerations -> Gangrene • Livedo reticularis (mottled purplish discoloration of the skin) • Sensations of numbness or "pins and needles" • Pallor = White extremities • Cyanosis = Blue extremities • Reactive hyperemia = Red extremities #Raynauds #Phenomenon #pathophysiology #signs #symptoms #diagnosis
