<prompt> Ulnar nerve paralysis causesApe thumb deformityWrist dropClaw finger deformityMeralgia perasthetica  <response>: Ans. c Claw finger deformityRef.: Maheshwari 5th ed. 64 In ulnar nerve palsy especially in long standing cases, the hand assumes the characteristic claw deformity. It is also known as partial claw hand deformity. Complete claw hand deformity is due to palsy of ulnar and median nerve both.ConditionFeaturesMedian Nerve PalsyLabourer Nerve Palsy Pointing index Pen test Ape thumb deformity Carpal tunnel syndromeUlnar Nerve PalsyMusician nerve palsy Book test froment sign Card test Egawastest Claw finger deformityRadial Nerve PalsyLateral cutaneous nerve of thigh entrapped Wristdrop Thumb drop Finger drop Meralgia paraestheticaErbs palsyPoliceman tip deformity Porters tip deformity 