What is apallic syndrome in Adult Neurology?

A state of apparent wakefulness without awareness, also known as persistent vegetative state. Patients show sleep-wake cycles and reflexive responses but lack conscious awareness or purposeful behavior.

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Adult Neurology Glossary

100 terms total — 1 showing — Last updated 15 Sep 2026

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ideomotor apraxia

Advanced Technical IVT

Inability to perform learned skilled movements on command despite understanding the task and having intact motor function.

15 Sep 2026

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apallic syndrome

Professional Technical IVT

A state of apparent wakefulness without awareness, also known as persistent vegetative state. Patients show sleep-wake c...

persistent vegetative state PVS

Technical Term Full entry →

Glossary terms, with category, difficulty and definition
Term	Category	Difficulty	Definition
apallic syndrome IVT	Technical Term	Professional	A state of apparent wakefulness without awareness, also known as persistent vege...

Glossary Stats

Total terms 100

IVT eligible 100

Verified 0

intermediate 44

advanced 23

professional 33