自体免疫疾病

自 = 丶 + 目 : Mnemonic symbol: a hand mirror, which someone uses to look at themselves.

The Eye of Providence (目) is looking at itself (自) in a handheld mirror (自) in the space station's bathroom (Ø4). It think it's indeed looking very good, since Zorro (z) attached a petal (丶) to its eye (目).

体 = 亻 + 本 : Rosa Luxemburg envies Mother Teresa's hot body. She asks her how she can be such a hottie even when lifting is not possible, like in the space station's zero gravity, and Mother Teresa answers that it's because of the roots she's eating.

免 = ⺈ + 口 + 儿 : Mnemonic symbol: 免责说明, a disclaimer.

Marilyn Monroe and the crane are on a date in the anthill. Sun Wukong served them cocktails in two mandarins, but the cocktails are so terrible that Marilyn and the crane had to puke all over the place which ruined their date. They want to sue sun Wukong, but he just shows them the place's disclaimer telling them that he is exempted from any responsibility.

疫 = 殳 + 疒 : Maud Younger (y) was supposed to fight an epidemic (疫) in the space station's bathroom (Ø4), but all she got was a halberd (殳). Very soon she got a colorful rash (疒) herself, but she still stands guard in the bathroom and forces everyone to wash their hands regularly.

疾 = 疒 + 矢 : Joan of Arc (ji) got a colorful rash (疒) and dysentery (疾) on a trip outside of the space station. As soon as she re-entered the space station, she darts (矢) through the space station's entrance (Ø2) towards the restroom.

病 = 丙 + 疒 : In engine's bathroom Brunhilde is proudly inspecting her bronze medal. She got it in a contest about having the craziest sickness by painting a colorful rash on her face.