Swollen Sweat Glands In Armpits

A doctor will typically perform a physical exam and ask about your medical history. Diagnostic tools may include:

Swollen sweat glands in the armpit are a common nuisance that is usually the result of blocked follicles, minor infections, or reactive lymph nodes doing their job to protect your body. While conditions like Hidradenitis Suppurativa require long-term management, most causes of armpit swelling are temporary and treatable. However, maintaining a watchful eye on any lumps—specifically noting if they are hard, growing, or persistent—is the best way to ensure your health and peace of mind.

Not a gland issue, but common. These swell when your immune system fights infections (like a cold or flu) or reacts to a vaccine. swollen sweat glands in armpits

Chronic inflammation that leads to painful, boil-like lumps, often leaving scars or forming "tunnels" under the skin.

This article is for informational purposes only and does not constitute medical advice. Always consult with a healthcare professional for diagnosis and treatment of any medical condition. A doctor will typically perform a physical exam

, which differ from the eccrine glands found across the rest of the body. According to the Cleveland Clinic , apocrine glands secrete a thicker, oily fluid into hair follicles rather than directly onto the skin surface. These glands become active during puberty due to hormonal shifts. When these follicles become blocked, they trap sweat and oil, creating a breeding ground for bacteria. This process can lead to several types of swelling: Hidradenitis Suppurativa (HS): A long-term condition that causes deep, painful lumps. The NHS notes that while the exact cause is unknown, it occurs specifically in areas with high gland density like the armpits and groin. Folliculitis: An infection or inflammation of the hair follicle that can resemble a swollen gland or pimple. Cysts: Clogged pores can develop into sebaceous or pilar cysts, which feel like firm, movable lumps under the skin. Symptoms and Progression As detailed by the Mayo Clinic , the condition usually begins with a single, pea-sized bump that may persist for weeks. Over time, these lumps can: Form Tunnels: Known as sinus tracts, these connect the lumps under the skin. Rupture: Abscesses may leak fluid or pus, often with an unpleasant odor. Scar: Chronic inflammation often leads to thick, rope-like scars that can restrict movement in the armpit. Management and Care Managing swollen glands in the armpits requires a combination of medical intervention and lifestyle adjustments. Johns Hopkins Medicine emphasizes that early diagnosis is critical to preventing permanent scarring. Treatment options often include: Medications: Topical or oral antibiotics to control infection and biologics to manage inflammation. Procedures: In severe cases, doctors may perform "unroofing" to clear tunnels or surgical excision to remove affected tissue. Home Care: Using antiseptic washes (like hibiclens), wearing loose-fitting clothing to reduce friction, and avoiding shaving during flare-ups. Would you like to explore

Fluid-filled sacs or deep bacterial infections of the hair root. Effective Treatment "Review" Chronic inflammation that leads to painful, boil-like lumps,

While often benign, recurring or painful swollen sweat glands in the armpits—especially with deep, boil-like lumps—may indicate hidradenitis suppurativa, which requires medical management. Do not try to squeeze or pop these lumps, as this can worsen inflammation and lead to scarring.

Experiencing a tender lump or swelling under your arm can be concerning. Often, this is due to inflamed or blocked sweat glands—a condition distinct from swollen lymph nodes. The armpits contain two types of sweat glands, but the issue usually involves the , which become active during puberty and produce a thicker sweat.

The cause of an armpit lump can range from simple hygiene issues to chronic medical conditions.