mavii

Melanonychia is the term for dark pigmentation of the nails. The discoloration in the nails may be black or brown. ... 20% of Japanese people and 77% to 100% of African American people. In ...

Nail discoloration or melanonychia is common in dark-skinned people, especially in African Americans. It can be caused by various factors, some benign and some serious, such as melanoma of the nail. Learn how to recognize and treat nail discoloration.

It is characterized by brownish black discoloration of nail plate and is a common cause of nail plate pigmentation. ... 10%–20% in Japanese and Asians, and 77–100% in African Americans. Racial melanonychia is more common in fingers (thumb, index finger ... Brown to black pigmentation of nails can be seen due to exogenous agents like henna ...

Melanonychia is a common condition that affects people with skin of color, especially Afro-Caribbean and Japanese. It is caused by melanin deposition in the nail plate and can have various causes and associations.

Just as pigmented lesions on the skin can vary widely from freckles to lentigines to nevi to melanoma, similar pigmented lesions can be seen in nails. Melanonychia, brown or black pigmentation in the nail plate, can frequently present a diagnostic challenge for the dermatologist. While most causes of melanonychia are benign, it is important to…

Melanonychia is a black or brown pigmentation of a nail, and may be present as a normal finding on many digits in Afro-Caribbeans, as a result of trauma, systemic disease, or medications, or as a postinflammatory event from such localized events as lichen planus or fixed drug eruption. [1]: 790 [2]: 665 There are two types, longitudinal and transverse melanonychia.

Race: Melanonychia can naturally occur in African American, Hispanic, Indian, Japanese, and other dark-skinned races. It appears as multiple bands that go from the nail bed to the tip of the nail. It's more common in fingers and usually happens in multiple nails. The width of the bands may increase with age.

Melanonychia is a condition characterized by dark pigmentation of the nails, which can be a source of concern for many individuals. ... Statistics show that melanonychia is more common in individuals with darker skin tones, with up to 77% of African Americans experiencing it at some point. However, it can occur in people of any ethnicity. While ...

Melanonychia is brown or black discolouration of a nail, more common in people with skin of colour. It can be benign or malignant, and may be associated with various factors such as pregnancy, trauma, medications, infections, or genetic disorders.

In one study, pigmented bands occurred in 77% of 200 African Americans older than age 20 years. and in almost 100% of those older than age 50 years. It also occurs in 10% to 20% of persons of Japanese descent. LM is unusual in whites, occurring in only approximately 1% of the population. ... A fungal infection can cause dark lines in the nails ...

Clinically, hypermelanosis manifests as an asymptomatic longitudinal gray, brown, or black band of the nail plate that starts from the nail matrix and ends at the tip of the nail plate (Figure 1). Melanocytic activation usually involves multiple nails . Figure 1.

Dark stripes on nails typically appear due to increased deposits of melanin, which gives skin its color. Melanonychia can develop due to many causes, including nail cancer, trauma, and other ...

These streaks in fingernails are sometimes caused by “nail moles” and similar to moles elsewhere in the body, may not develop into a more serious problem but still need to be monitored. Nail moles are more common in children. Nail pigment bands or melanonychia are quite common in people who have dark skin.

Black lines can develop on the nails when these melanocytes become active and produce pigment. This most commonly occurs in people with dark skin tones, affecting 77-100% of Black people, between ...

Dark lines on nails, also known as longitudinal melanonychia, can be a cause for concern for many individuals.While they may be harmless in some cases, they can also indicate underlying health issues. Understanding the anatomy of nails and the potential causes of dark lines can help in determining the appropriate course of action for diagnosis and treatment.

So, although the dark bands are common in African-Americans’ nails, techs should still be adamant about having their clients’ nails checked by a dermatologist if melanonychia is seen. Symptoms. Melanonychia typically occurs vertically on fingernails, which is why it is called longitudinal melanonychia.

The full name of this condition is Melanonychia Striata. It is common in dark-skinned individuals and seen in almost every Afro-American by the time they are 50 years old. In Whites, it is less common and seen in only about 1% of the population. Where is this black pigment typically found?

Melanonychia can affect one or multiple fingernails or toenails. It can present as a brown or black discoloration that may start at the nail matrix or appear as a band across the nail. Total melanonychia affects the whole nail. There are several possible causes of melanonychia. It occurs due to an increase in melanin production or pigmentation.

Dark bands or streaks in African-American fingernails and toe nails are normal. These tend to increase with age and are usually not an indication of melanoma or other disease. However, you should consult a dermatologist about any nail discoloration that grows or seems suspicious.