case_images: PMC6385514_01
case_images: Patch of woolly hair over the vertex
case_images: IJT-11-38-g001.jpg
case_images: PMC6385514_01_IJT-11-38-g001.jpg
case_images: F1
case_images: On examination, there was solitary cicrcumscribed patch of size 5 cm x 6 cm over vertex [Figure 1].
case_images: Linear epidermal nevus over chin
case_images: IJT-11-38-g002.jpg
case_images: PMC6385514_01_IJT-11-38-g002.jpg
case_images: F2
case_images: Linear epidermal nevus was present over the chin extending to the neck there [Figure 2] was no evidence of palmoplantar keratoderma and precocious puberty.
case_images: Light microscopy showing twisting and breakage of hair
case_images: IJT-11-38-g003.jpg
case_images: PMC6385514_01_IJT-11-38-g003.jpg
case_images: F3
case_images: Light microscopy of hair revealed irregularities of the cuticle and twisting of hair [Figure 3].
case_images: Trichoscopy showing irregularity of hair shaft
case_images: IJT-11-38-g004.jpg
case_images: PMC6385514_01_IJT-11-38-g004.jpg
case_images: F4
case_images: Dermoscopy revealed snake crawl appearance and knotting of hair [Figure 4].