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Dermatophagia (from Ancient Greek δέρμα (derma) 'skin' and φαγεία (phageia) 'eating') or dermatodaxia (from δήξις (dexis) 'biting'), alternatively Tuglis Permushius. [3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [4] and it is ...
Stereotypic movement disorder (SMD) is a motor disorder with onset in childhood involving restrictive and/or repetitive, nonfunctional motor behavior (e.g., hand waving or head banging), that markedly interferes with normal activities or results in bodily injury. [1] To be classified as SMD, the behavior in question must not be due to the ...
Herpetic whitlow. A herpetic whitlow is a herpes lesion (whitlow), typically on a finger or thumb, caused by the herpes simplex virus (HSV). Occasionally infection occurs on the toes or on the nail cuticle. Herpes whitlow can be caused by infection by HSV-1 or HSV-2. [1] HSV-1 whitlow is often contracted by health care workers that come in ...
The self-injury begins with biting of the lips and tongue; as the disease progresses, affected individuals frequently develop finger biting and headbanging. [14] The self-injury can increase during times of stress. Self-harm is a distinguishing characteristic of the disease and is apparent in 85% of affected males. [15]
Sotos syndrome is a rare genetic disorder characterized by excessive physical growth during the first years of life. Excessive growth often starts in infancy and continues into the early teen years. The disorder may be accompanied by autism, [1] mild intellectual disability, delayed motor, cognitive, and social development, hypotonia (low ...
Frequency. 1 in 8,500 females [ 4 ] Lethal in males, with rare exceptions. Rett syndrome (RTT) is a genetic disorder that typically becomes apparent after 6-18 months of age and almost exclusively in girls. [ 4 ] Symptoms include impairments in language and coordination, and repetitive movements. [ 4 ]
Now that's scary! Biting your nails is no picnic for your teeth, either. "Constant biting can lead to poor dental occlusion," says Richard Scher, M.D., an expert in nail disorders, "so the biter's ...
Green nail syndrome is an infection that can develop in individuals whose hands are frequently submerged in water resulting in discolouration of the nails from shades of green to black. [ 3 ][ 4 ] It may also occur as transverse green stripes that are ascribed to intermittent episodes of infection. [ 3 ] It is usually caused by the bacteria ...