Blue cone monochromacy
Blue cone monochromacy
Definition
Blue cone monochromatism (BCM) is a recessive X-linked disease characterized by severely impaired color discrimination, low visual acuity, nystagmus, and photophobia, due to dysfunction of the red (L) and green (M) cone photoreceptors. BCM is as an incomplete form of achromatopsia.
Also known as atypical X-linked achromatopsia, blue cone monochromacy, blue cone monochromacy, X-linked recessive, blue cone monochromatism, color blindness, blue monocone monochromatic type, colour blindness, blue monocone monochromatic type, S cone monochromacy, S cone monochromatism, X-linked incomplete achromatopsia — per MONDO