In today's Artatomical specimen, we see an uncredited 1900 work titled "L'Auscultation," in which a decidedly creepy-looking doctor listens to the chest of a young female patient.
Auscultation is the medical term for listening to the sounds of the body, usually with a stethoscope, so there's nothing innately unsettling about the practice. Really, it's one of the least invasive things that can happen in a medical examination.
And yet is that a look of fear or shock on the woman's face? Why is the doctor so shadowy and squat? To this modern viewer, it summons thoughts of night terrors, the little bald doctors of Stephen King's "Insomnia" and the strange beings from Tool's "Parabola" music video: