When one of her children developed an extended illness, maureen stopped menstruating. she had no other symptoms. a likely diagnosis would be?

secondary amenorrhea.

Explanation:

Maureen is a mother of more than one child. And when one of her child developed an illness, Maureen had stopped menstruating but she she shows no other symptoms.

Maureen is most likely to be diagnosed with secondary amenorrhea.

It is a condition when a woman stops menstruating for some time. Amenorrhea is defined to be the absence of menstruation and secondary amenorrhea is the absence of menstrual period for at the most three months or longer after having one menstrual period. It generally occurs when one have their first menstruation after the age of 16.

Hence the answer is secondary amenorrhea.