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Adam MP, Feldman J, Mirzaa GM, et al., editors. GeneReviews® [Internet]. Seattle (WA): University of Washington, Seattle; 1993-2024.

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Figure 1.

Figure 1.

Features of CCA

A. Facial characteristics in a child age two years: midface hypoplasia and micrognathia

B, C. Facial characteristics in a child age one year (B) and a child age five months (C) showing dolichocephaly, flat midface, micrognathia, and crumpled ear

D. Crumpled ear in a neonate

E, F. External ear anomalies in adults showing that the ear has "unfolded," but the helical crus and inferior crus of the antihelix remain prominent and parallel giving a "tram track" appearance

G, H. Arachnodactyly of the fingers in a child age four years (G) and an adult (H) showing mild contractures of the proximal interphalangeal joints

I. Arachnodactyly of the toes and a long and slender foot in a child age one year

J. Muscular hypoplasia and contractures of the knees in a child age four years

Images published with family consent.

From: Congenital Contractural Arachnodactyly

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