The most common form of DN is a length-dependant symmetrical
distal axonopathy that may be relentlessly progressive or may remain stable for years.
[2] Organophosphate induced delayed polyneuropathy (OPIDP), a sensory-motor
distal axonopathy, usually occurs 1-4 weeks after single or short-term exposures and it may be progressive and severe.
With hind limbs hyperflexion and a abnormal gait because of
distal axonopathy with skeletal muscle denervation and atrophy.