Pulp space infection painful due to?

Ans. is 'a' i.e., Dense fibrous septae Pulp space infection (felon) Pulp space infection with pus trapped between the specialised fingeip septae causes intense fingeip pain. It may lead to terminal phalangeal bone infection, erosion and sequestrumformation.The last of these will need to be drained and debrided. A common differential diagnosis with small vesicles and crusts is the self-resolving herpetic whitlow, especially in dental workers, caused by the herpes simplex virus.