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Viral infections like herpes or HIV can cause scarring of the eyelid, causing loss of hair. Various fungal infections like paracoccidioidomycosis can cause lesions and changes in the hair locations of the eyelid. Trauma: Trichotillomania is a psychological disorder where the hair is pulled out or breakage occurs when anxious. Both ...
Acne (/ˈækni/ ACK-nee), also known as acne vulgaris, is a long-term skin condition that occurs when dead skin cells and oil from the skin clog hair follicles. [10] Typical features of the condition include blackheads or whiteheads , pimples , oily skin, and possible scarring .
This is a shortened version of the twelfth chapter of the ICD-9: Diseases of the Skin and Subcutaneous Tissue. It covers ICD codes 680 to 709. The full chapter can be found on pages 379 to 393 of Volume 1, which contains all (sub)categories of the ICD-9. Volume 2 is an alphabetical index of Volume 1.
Acne necrotica presents with a primary lesion that is a pruritic or painful erythematous follicular-based papule that develops central necrosis and crusting and heals with a varioliform scar. [ 1 ] : 650 [ 2 ] : 761
Blepharochalasis is an inflammation of the eyelid that is characterized by exacerbations and remissions of eyelid edema, which results in a stretching and subsequent atrophy of the eyelid tissue, leading to the formation of redundant folds over the lid margins. It typically affects only the upper eyelids, and may be unilateral as well as bilateral.
There are a wide range of depigmenting treatments used for hyperpigmentation conditions, and responses to most are variable. [11]Most often treatment of hyperpigmentation caused by melanin overproduction (such as melasma, acne scarring, liver spots) includes the use of topical depigmenting agents, which vary in their efficacy and safety, as well as in prescription rules.
The upper or lower eyelid can be involved, and one or both eyes may be affected. When entropion occurs in both eyes, this is known as "bilateral entropion". Repeated cases of trachoma infection may cause scarring of the inner eyelid, which may cause entropion. [3] In human cases, this condition is most common to people over 60 years of age. [4]
This is usually observed in the face, hands, forearms, and lower legs. Healing is slow and leaves scarring. Though blisters are the most common skin manifestations of PCT, other skin manifestations include hyperpigmentation (similar to a tan) and hypertrichosis (mainly on the cheeks) also occur. PCT is a chronic condition, with external ...