{"id":169073,"date":"2025-07-02T12:28:57","date_gmt":"2025-07-02T09:28:57","guid":{"rendered":"https:\/\/www.veraclinic.net\/?p=169073"},"modified":"2026-05-19T12:54:47","modified_gmt":"2026-05-19T09:54:47","slug":"alopecia-androgenetica-4","status":"publish","type":"post","link":"https:\/\/www.veraclinic.net\/it\/alopecia-androgenetica-4\/","title":{"rendered":"Alopecia androgenetica: sintomi, cause e trattamento"},"content":{"rendered":"\n

Androgenic alopecia, known as male or female pattern baldness<\/strong>, is the most common cause of progressive hair loss worldwide. It occurs due to a genetic sensitivity to dihydrotestosterone (DHT)<\/strong>, a byproduct of testosterone that shrinks hair follicles over time. The primary androgenic alopecia causes include family history<\/strong>, hormonal shifts<\/strong>, and aging<\/strong>. Unlike temporary forms of shedding such as telogen effluvium, androgenic alopecia follows a predictable and permanent pattern if not addressed. Beyond its physical effects, androgenic alopecia have a significant psychological impact on individuals, leading to reduced self-esteem, social withdrawal, anxiety, or depression\u2014especially when hair loss occurs at a young age or progresses rapidly.\u00a0 Androgenetic alopecia treatment depends on the stage<\/strong> and severity<\/strong> but commonly includes FDA-approved solutions<\/strong> like minoxidil and finasteride. Minoxidil helps prolong the hair growth phase, while finasteride reduces DHT levels, slowing or halting the progression of hair loss. Women benefit from treatments like spironolactone<\/strong> or oral contraceptives<\/strong> to manage hormonal triggers<\/strong>. Advanced cases require surgical options like FUE or FUT hair transplants. Therapies such as LLLT and PRP are frequently used alongside medication to enhance<\/strong> results<\/strong>. Addressing androgenic alopecia early, ideally at the first sign of thinning, is key to preserving hair density<\/strong> and achieving the best treatment outcomes.<\/p>\n\n

What Is Androgenic Alopecia (AGA)?<\/h2>\n\n

Androgenic alopecia\u2014commonly referred to as male or female pattern baldness<\/strong>\u2014is the most prevalent type of alopecia, affecting millions worldwide. It is a hereditary<\/strong> condition driven by a genetic sensitivity to DHT, a hormone that gradually shrinks hair follicles. This process, called follicular miniaturization<\/strong>, leads to shorter<\/strong>, finer hairs<\/strong> until growth stops. When asking what is androgenic alopecia<\/strong>, it refers specifically to this patterned, progressive form of hair loss that differs distinctly from other causes.<\/p>\n\n

Men<\/strong> typically experience a receding hairline<\/strong> and thinning at the crown<\/strong>, while women<\/strong> have diffuse thinning across the top of the scalp<\/strong> with the frontal hairline<\/strong> remaining intact. Unlike hair loss due to infections such as ringworm<\/strong> or herpes tonsurans<\/strong>, which present with red<\/strong>, scaly patches<\/strong>, inflammation<\/strong>, and broken hairs<\/strong>, androgenic alopecia progresses without irritation<\/strong> or visible scalp changes<\/strong>. Its slow progression and strong genetic link make it the most studied and medically recognized form of alopecia.<\/p>\n\n

Is Androgenic Alopecia hereditary?<\/strong>Yes,androgenic alopecia is hereditary<\/strong>. It is passed down through genes <\/strong>from one or both parents<\/strong>. The condition is polygenic<\/strong>, meaning multiple genes <\/strong>contribute to its development\u2014not just one<\/strong>. While people think it comes only from the maternal side<\/strong>, both maternal and paternal genetics influence the likelihood and severity of male or female pattern baldness<\/em>.<\/p>\n\n

How Common Is Androgenic Alopecia?<\/h3>\n\n

Androgenic alopecia is the most prevalent type of hair loss worldwide. It affects both men and women but is significantly more common in men. When asking how common is alopecia<\/em>, the answer depends on the type, but for androgenic alopecia specifically, it accounts for over 95% of hair loss in men<\/strong> and around 40\u201350% of hair loss in women<\/strong>.<\/p>\n\n

In men, the condition is referred to as male pattern baldness<\/em>. By age 35<\/strong>, approximately 40% of men<\/strong> experience visible signs of hair loss; this figure rises to 65% <\/strong>by age 60<\/strong> and over 80%<\/strong> by age 70<\/strong>. These statistics were reported by the American Hair Loss Association<\/em> in relation to how common male pattern baldness becomes after age 40<\/strong>.<\/p>\n\n

Female balding, though less publicly discussed, is widespread. About 25% of women show signs of androgenic alopecia by age 40<\/strong>, rising to over 50% by age 70<\/strong>. The pattern in women differs. It causes diffuse thinning rather than receding hairlines or bald spots, making how common is female balding<\/em> harder to visually detect without close examination.<\/p>\n\n

As for age groups, androgenic alopecia almost never occurs in children<\/strong> and is rare in teenagers<\/strong>. It begins in adulthood, between ages 20 and 30<\/strong>, with noticeable progression from the 30s into the 60s and beyond<\/strong>. The likelihood and severity increase with age, especially in individuals with a strong family history.It affects an estimated 50 million men and 30 million women in the U.S. alone<\/strong>\u2014making it one of the most common age-related<\/strong> conditions after 30<\/strong>.<\/p>\n\n

What Does Androgenic Alopecia Look Like?<\/h3>\n\n

Androgenic alopecia typically presents with gradual <\/strong>and patterned<\/strong> scalp thinning <\/strong>due to follicle miniaturization<\/strong>. In men<\/strong>, it begins with hairline recession at the temples, forming an M-shape<\/strong>, along with thinning at the crown that eventually merges into a bald area<\/strong>, leaving a ring of hair around the sides and back<\/strong>.\u00a0<\/p>\n\n

In women<\/strong>, the condition shows as diffuse thinning over the mid-scalp, with a widening part\u2014commonly known as the “Christmas tree<\/strong>” pattern\u2014while the frontal hairline remains intact. Unlike other types of alopecia, androgenic alopecia does not cause sudden shedding<\/strong> or complete bald spots<\/strong> in women.Under trichoscopy<\/strong> (a diagnostic tool used by dermatologists), androgenic alopecia is marked by more than 20%<\/strong> variation in hair shaft diameter, an increased number of vellus hairs (thin, wispy hairs), a reduced number of hairs per follicular unit, and signs of perifollicular inflammation known as the peripilar sign<\/strong>. These visible markers make it easier to diagnose androgenic alopecia early, even before widespread thinning is obvious.<\/p>\n\n

What Does Hair Look like Before and After Having Androgenic Alopecia?<\/h4>\n
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\"Diffuse<\/figure>\n\n<\/div>\n\n
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Before the onset of androgenic alopecia, hair typically appears thick, full, and evenly distributed across the scalp, with a clearly defined hairline and no visible thinning. In men, this includes a strong frontal hairline and dense crown, while in women, hair remains uniformly thick around the part line and vertex. As androgenic alopecia progresses, the hair gradually becomes thinner, shorter, and lighter in color\u2014a process known as follicular miniaturization. In men, this leads to a receding hairline and balding at the crown, forming the classic \u201cM\u201d or horseshoe pattern of male pattern baldness. In women, the part line widens and diffuse thinning occurs over the top of the scalp, while the frontal hairline usually remains intact. Advanced stages reveal noticeable scalp visibility, lack of hair volume, and complete hair loss in affected areas. These visual changes are influenced by age, genetic predisposition, and hormonal factors, and they follow well-established classification systems such as the Norwood-Hamilton scale in men and the Ludwig scale in women.<\/p>\n\n<\/div>\n<\/div>

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