What is the medical residence for one's mouth individual slightly agape due to a medical condition?

What is the medical residence for one's mouth individual slightly agape due to a medical condition?
we call it the "O" sign.
if the lenient has his tongue protruding from an plain mouth, it's called the "Q" sign.
if there's a fly on the patient's tongue, it's call the "dotted Q" sign.
none of these are good prognostic indicators.
Gape-aridus
''slack jaw'' or ''yokle''
I don't believe there is one I did some inquiring
3 medical dictionary sites don't contain the word agape
[top 3 in goggle results]

losing hair

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