Figure 2From: Hutchinson-Gilford progeria syndrome accompanied by severe skeletal abnormalities in two Chinese siblings: two case reports LMNA R527C in the two siblings and their parents and audiologic testing in case 1. (A) Homozygous mutation of R527C in the two siblings. (B) Heterozygous mutation of R527C in parents. (C) Normal control sequence. (D) Audiologic testing showing that the elder sibling had a conductive hearing loss in the low-frequency range (250Hz to 500Hz) in both ears.Back to article page