pustules

The venom from an ant’s sting can “cause painful pustules on the skin, and can be particularly dangerous, even fatal, to sensitive groups or those with an allergy to the venom.”

The primary symptoms of Alaskapox include skin lesions like pustules and bumps, joint and muscle pain and swollen lymph nodes.

Its appearance can vary, ranging from whiteheads and blackheads to pustules and nodules, mainly on the face, forehead, chest, upper back and shoulders.

The monkeypox virus can spread from person to person through close physical contact with infectious lesions or pustules, by touching items — like clothing or bedding — that previously touched the rash, or via the respiratory droplets produced by coughing or sneezing.

There's a weaponized virus of some sort that leaves gay men covered in sores and pustules that may or may not be a metaphor for AIDS.