<prompt> Felons incision:TransverseLongitudinalBilateral longitudinalFish mouth  <response>: Ans. b LongitudinalHighlights regarding Felon Pulp space infection drainage: Basic principle: Longitudinal incision distal to DIP crease always.Mid-lateral approach Indicated for deep felons with no foreign body and not discharging Incision on ulnar side for digits 2, 3 and 4 and radial side for thumb and digit 5 Little finger.Volar longitudinal approach Most direct access Indicated for superficial felons, foreign body penetration or visible drainage.Incisions to avoid: Fish mouth incisions: Leads to unstable finger pulp Double longitudinal or transverse incision: Injury to digital nerve and artery. 