A number of years back, my dad, who had developed dementia after a surgery to correct problems from a World War II brain injury, was seized by sudden, horrendous pain. While Dad had to cope with considerable pain from arthritis and some back issues, this was different. I knew his pain was acute and extreme by his body language and vocalizations, even though he couldn't articulate exactly what was wrong. Dad generally had the ability to communicate, though his dementia often skewed the information he was trying to share.
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