The actual truth value of a statement is a function of the way the world is, or as philosophers say, of the nature of reality.. Since claims about the nature of reality are metaphysicalclaims, truth is considered a metaphysical concept.
phanÂ·tom limb pain. the painful sensations experienced in an amputated (phantom) limb, most often the upper extremity; typically comprises burning or aching pain, exacerbated by attempted movement of the phantom limb and by emotional stimuli. Synonym(s): phantom limb, pseudesthesia (3) , pseudoesthesia (3) , stump hallucination.
1 It may cause arm pain if it presses upon the brachial plexus, which is a bundle of nerve fibers that controls muscle movements and sensation of the shoulder, arm and hand.  Phantom pain is a type of neuropathic pain which arises from an amputated body part, such as a leg or arm.