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What is Given video shows findings of an abnormality. The patient has most likely suffered lesion at which level? and explain in detail?
Low Radial nerve palsy: Injury is before the spiral groove. All muscles supplied by radial nerve are paralysed. Low radial nerve injuries may be of two types:- 1) Type 1: Injury occurs between the spiral groove and elbow joint. Muscles involved is:- Elbow extensors(Triceps,Anconeus) are spared. Wrist, elbow and finger extensors are paralysed. Sensory loss in first web space(on dorsal side). 2)Type 2:-Injury occurs below the elbow joint. Elbow extensors,brachioradialis and wrist extensors(ECRL)are spared. Finger extensors (extensor digitorum,extensor digiti minimi,extensor indicis),ECRB and thumb extensors(extensor pollicis longus & brevis)are paralysed. Sensory loss in the first web space(on dorsal side).