Medusa head appearance
Hepatology Caput medusae
Imaging The Medusa head or whirlpool sign describes a plain abdominal film finding of multiple aggregates of Ascaris lumbricoides worms in the intestine, mixed with gas, simulating undulations of hair
Microbiology
1. The gross appearance of colonies of Bacillus anthracis—anthrax agent—when grown on a 48-hr blood agar plate
2. The light microscopic appearance of the serpentine clusters of the gram-positive Clostridium sporogenes
Psychiatry Freud viewed Medusa’s decapitation as an allegory to the fear of castration, where Medusa’s locks represent the female genitalia, especially those of the mother; the allegory is carried further, since Medusa’s victims turned to stone, which Freud equated to an erect penis