Joints to be immobilized based on fracture location

Bone	Anatomical location	Sub-location	DIPJ	PIPJ	MCPJ	Wrist	Forearm	Location of splint (dorsal/volar)
Distal phalanx	Tuft		X					Volar
	Shaft		X					Volar
	Base (intra-articular)	Dorsal	X					Volar
	Base (intra-articular)	Palmar	X	X	X	X		Volar
Middle phalanx	Head		X	X				Volar
	Neck		X	X				Volar
	Shaft		X	X	X			Volar for distal to FDS Dorsal for proximal to FDS
	Base (intra-articular)	Dorsal		X	X			Volar
		Pilon	X	X	X			Volar
		Palmar	X	X	X			Dorsal
Proximal phalanx	Head		X	X	X			Volar
	Neck		X	X	X			Volar
	Shaft		X	X	X			Volar
	Base			X	X			Volar
Metacarpal	Head			X	X	X		Volar
	Neck			X	X	X		Volar
	Shaft			X	X	X		Dorsal
	Base			X	X	X		Dorsal
Thumb	Distal phalanx		X					Volar
	Proximal phalanx		X	X	X			Volar
	Metacarpal		X	X	X	X	X	Volar
Carpus						X	X	Volar

DIPJ: distal interphalangeal joint; PIPJ: proximal interphalangeal joint; MCPJ: metacarpophalangeal joint; FDS: flexor digitorum superficialis.

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