11/13/2023 0 Comments Pale moon shape on toenails![]() ![]() The nail plate is generated by the nail matrix at the proximal portion of the nail bed ( Figure 1). The nail plate is the hard keratin cover of the dorsal portion of the distal phalanx. Rheumatoid arthritis, SLE, dermatomyositis, scleroderma Subacute bacterial endocarditis, SLE, rheumatoid arthritis, antiphospholipid syndrome, peptic ulcer disease, malignancies, oral contraceptive use, pregnancy, psoriasis, trauma Melanoma, benign nevus, chemical staining, normal variant in darkly pigmented peopleĪlopecia areata, vitiligo, atopic dermatitis, psoriasis Hepatolenticular degeneration (Wilson’s disease), silver poisoning, quinacrine therapyĪrsenic poisoning, Hodgkin’s disease, CHF, leprosy, malaria, chemotherapy, carbon monoxide poisoning, other systemic insults Hepatic failure, cirrhosis, diabetes mellitus, CHF, hyperthyroidism, malnutrition Lymphedema, pleural effusion, immunodeficiency, bronchiectasis, sinusitis, rheumatoid arthritis, nephrotic syndrome, thyroiditis, tuberculosis, Raynaud’s disease Psoriasis, Reiter’s syndrome, incontinentia pigmenti, alopecia areataĪny severe systemic illness that disrupts nail growth, Raynaud’s disease, pemphigus, trauma Psoriasis, infection, hyperthyroidism, sarcoidosis, trauma, amyloidosis, connective tissue disorders Iron deficiency anemia, hemochromatosis, Raynaud’s disease, SLE, trauma, nail-patella syndrome For additional information visit Linking to and Using Content from MedlinePlus.Inflammatory bowel disease, pulmonary malignancy, asbestosis, chronic bronchitis, COPD, cirrhosis, congenital heart disease, endocarditis, atrioventricular malformations, fistulas Any duplication or distribution of the information contained herein is strictly prohibited without authorization. Links to other sites are provided for information only - they do not constitute endorsements of those other sites. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions. The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. This site complies with the HONcode standard for trustworthy health information: verify here. Learn more about A.D.A.M.'s editorial policy editorial process and privacy policy. ![]() is among the first to achieve this important distinction for online health information and services. follows rigorous standards of quality and accountability. is accredited by URAC, for Health Content Provider (URAC's accreditation program is an independent audit to verify that A.D.A.M. Normal aging affects the growth and development of the nails.Ī.D.A.M., Inc. ![]() Chemotherapy medicines can affect nail growth.Certain antibiotics can cause lifting of the nail from the nail bed.Arsenic poisoning may cause white lines and horizontal ridges.Hutchinson sign is a darkening of the cuticle associated with a pigmented streak and may be a sign of an aggressive melanoma.Subungual melanoma is a potentially deadly cancer that will normally appear as a dark streak down the length of the nail. Skin cancers near the nail and fingertip can distort the nail.Other conditions that can affect the appearance of the nails include systemic amyloidosis, malnutrition, vitamin deficiency, and lichen planus.Psoriasis may cause pitting, splitting of the nail plate from the nail bed, and chronic (long-term) destruction of the nail plate (nail dystrophy).Severe illness or surgery may cause horizontal depressions in the nails called Beau lines.Thyroid diseases such as hyperthyroidism or hypothyroidism may cause brittle nails or splitting of the nail bed from the nail plate (onycholysis).Kidney disease can cause a build-up of nitrogen waste products in the blood, which can damage nails.Disorders that affect the amount of oxygen in the blood (such as heart problems and lung diseases including cancer or infection) may cause clubbing.Certain infections (especially of the heart valve) may cause red streaks in the nail bed ( splinter hemorrhages).Viral warts may cause a change in the shape of the nail or ingrown skin under the nail.Paronychia is an infection around the nailfold and cuticle. Bacterial infection may cause a change in nail color or painful areas of infection under the nail or in the surrounding skin.Fungus or yeast cause changes in the color, texture, and shape of the nails.Long-term exposure to moisture or nail polish can cause nails to peel and become brittle.Chronic picking or rubbing of the skin behind the nail can cause median nail dystrophy, which gives a lengthwise split or ridged appearance of the thumbnails.Crushing the base of the nail or the nail bed may cause a permanent deformity. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |