blue cone monochromacy https://github.com/monarch-initiative/mondo/issues/4521 https://rarediseases.info.nih.gov/diseases/917/blue-cone-monochromatism https://www.malacards.org/card/blue_cone_monochromacy CBBM MONDO:0010563 S cone monochromacy X-linked incomplete achromatopsia X-linked achromatopsia incomplete Orphanet:16 BCM OMIM:303700 GARD:0000917 UMLS:C0339537 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. atypical X-linked achromatopsia colour blindness, blue monocone monochromatic type incomplete achromatopsia X-linked MESH:C536238 S cone monochromatism X-chromosome-linked achromatopsia colour blindness blue mono cone monochromatic type blue cone monochromacy blue cone monochromacy, X-linked recessive color blindness blue mono cone monochromatic type color blindness, blue monocone monochromatic type blue cone monochromatism achromatopsia incomplete X-linked DOID:0050679 SCTID:24704003 MEDGEN:87386 achromatopsia X-linked recessive disease X-linked cone-rod dystrophy