Bromhidrosis: Medical Management of Persistent Body Odor

Bromhidrosis is a dermatological condition that results in the production of a foul, pungent, and persistent body odor that is not resolved simply by regular bathing or commercial deodorants. The psychosocial impact is often devastating, leading patients to deep social isolation and anxiety.

The Science behind the Odor

Human sweat, at the moment it is secreted, is odorless. The problem occurs on the surface of the skin. Our body has two main types of sweat glands, and bromhidrosis is usually related to one of them:

• Apocrine Glands: Located mainly in the armpits and genital region. They secrete sweat rich in lipids (fats) and proteins. Bacteria that naturally live on our skin (like Corynebacterium) "digest" these fats and excrete short-chain fatty acids, which are responsible for the strong smell (sulfurous or vinegary).
• Eccrine Glands: Distributed throughout the body, they produce watery sweat. When this sweat is retained and undergoes maceration inside closed shoes, fungi and bacteria generate the odor (famous plantar bromhidrosis, or foot odor).

The Individualized Clinical Approach

Bromhidrosis is often considered a diagnosis of exclusion. During the consultation, Dr. Caroline Minchio conducts a detailed medical history to rule out rare systemic causes (such as Trimethylaminuria, which emits a fishy odor) and strong dietary influences.

Treatment Protocol:

• Hygiene and Biofilm Control: Prescription of soaps and lotions with antibacterial active ingredients (such as triclosan, chlorhexidine, or benzoyl peroxide) to decrease bacterial overpopulation in the armpits and folds.
• Topical Antimicrobials: Use of antibiotic lotions (e.g., clindamycin, erythromycin) in cases where the bacterial biofilm is highly resistant.
• Moisture Control: Bacteria need a warm, moist environment to proliferate. The application of Botulinum Toxin (Botox) to control hyperhidrosis (excessive sweating) eliminates the habitat of these bacteria, making it one of the most powerful weapons against associated bromhidrosis.
• Habit Changes: Guidance on laser hair removal (to reduce the surface area for bacteria to attach), diet, and types of clothing fabrics.