Abnormal Finding
- Delayed capillary filling: (Low cardiac output)
- Pallor : (Anemia)
- Blue: (Cyanosis)
- Longitudinal Red or Brown linear streaks: Subungual hemorrhage (Trauma, SBE, Trichinosis)
- Petechiae: (SBE)
- Telangiectasia: Blanches on pressure (Osler-Rendu-Weber Syndrome)