Elbow
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Circumferential measurement at level of lateral epicondyle and medial epicondyle with elbow in full extension
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Carpus
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Circumferential measurement at level of styloid process of radius and styloid process of ulna with carpus in full extension (unless arthrodesis performed)
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Metacarpo-phalangeal
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Circumferential measurement at the level of the head of metacarpal five laterally and head of metacarpal two medially with joint held in full extension
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Proximal interphalangeal
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Measurement across dorsum of digits extending from head of proximal phalanx five laterally to head of proximal phalanx two medially with joint held in full extension
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Distal interphalangeal
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Measurement across dorsum of digits extending from head of middle phalanx five laterally to head of middle phalanx two medially with joint held in full extension
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Stifle
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Circumferential measurement at level equidistant between the tibial tuberosity and distal extent of the patella with the stifle held in full extension
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Tarso-crural
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Circumferential measurement at level of lateral malleolus of fibula and medial malleolus of tibia with joint held in full extension
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Metatarso-phalangeal
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Circumferential measurement at the level of the head of metatarsal five laterally and head of metatarsal two medially with joint held in full extension
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Proximal interphalangeal
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Measurement across dorsum of digits extending from head of proximal phalanx five laterally to head of proximal phalanx two medially with joint held in full extension
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Distal interphalangeal
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Measurement across dorsum of digits extending from head of middle phalanx five laterally to head of middle phalanx two medially with joint held in full extension
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