“…A total of 4 cases were reported from our country. In addition to classical findings in patients with HDR syndrome, Hirschsprung disease [9], renal tubular acidosis, autoimmune thyroiditis, hypergonadotropic hypogonadism [10], biliary atresia [11], ichthyosis [12], severe mental retardation [13], congenital choanal atresia [14], psoriasis [15], squamous cell lung carcinoma [16], band keratopathy, pigmentary retinopathy [17], nephrocalcinosis [18], cerebral infarction [19], recurrent cerebral infarction [20], tumoral calcinosis [21], and proliferative glomerulonephritis [22] were reported in previous publications.…”