ANS. AThis is an isolated fracture scaphoid. The main differential was the option of scaphoid and perilunate dislocation.In the X-ray provided, the alignment of radius, lunate and capitate is maintained. Hence, the answer is isolated fracture scaphoid.Important tables to revise for AIIMS1. Test for muscles around shoulder jointTestMuscle testedLift off testSubscapularisJobe testSupraspinatusSpeed testBicepsYergason testBicepsBelly press testSubscapularis2. Test for nerve injurySigns of nerve injuryFroment's signUlnar nerve injuryEgawa testUlnar nerve injuryCard testUlnar nerve injuryApe thumb deformityMedian nerve injuryWrist dropRadial nerve injuryPointing index signMedian nerve injuryClaw handCombined ulnar and median nerve injury3. Splints used in orthopedicsSplintIndicationAeroplane splintAxillary nerve injuryKnuckle Bender splintUlnar nerve injuryCock-up splintRadial nerve injuryFunctional humeral braceHumerus shaft fracturesVolkmann's splint/turn buckle splintVolksmann's ischemic contracture (VIC)4. Tractions in orthopedicsSmith and DunlopSupracondylar fractureBryant, Russell, Gallows, Fisk, 90-90Fracture shaft of femurAgnes HuntFixed flexion deformity hipWell Leg tractionAbduction/adduction deformity hipMilwaukee, Boston, LyonScoliosisSOMI Brace (Sternal Occipital Mandibular Immubilizer)For cervical spineMinervaC spineVon Rosen splintDevelopmental dysplasia of hipDennis BrownCongenital talipes equinovarus5. Avascular necrosis of bonesNameBoneKienbock's diseaseLunatePerthes diseaseFemoral headPanner's diseaseCapitulumPreiser's diseaseScaphoidJohansson-Larsen diseaseOsteochondritis of lower pole of patellaFreiberg diseaseOsteochondritis of 5th metatarsal headScheuermann's diseaseRing apophysis of vertebraKohler diseaseNavicularSever's diseaseCalcaneal tuberosityOsgood-Schlatter diseaseTibial tubercle