He is suffering from acquired immune deficiency syndrome (AIDS).

She was diagnosed with polycystic ovary syndrome.

Whenever he faced a difficult situation, he always said, 'The best of the Thirty-Six Stratagems is to run away.'

He was diagnosed with amyotrophic lateral sclerosis.

He faced difficulties with the spirit of 'one eye, two feet, three gallbladders, four strengths'.

This is a model of a mutetrahedron.

This is a model of a muoctahedron.

He contracted severe invasive streptococcal disease and underwent emergency surgery.