Burning Sensation: Clinical Meaning

Gout

Gout is a form of inflammatory arthritis caused by elevated uric acid levels (hyperuricemia) that form crystals in joints. It causes sudden, severe attacks of pain, swelling, redness, and tenderness, most often in the big toe.

Psoriasis

Psoriasis is a chronic autoimmune skin condition that causes rapid skin cell turnover, resulting in thick, red, scaly patches (plaques). It can affect any part of the body and is associated with psoriatic arthritis. Stress, infections, and certain medications can trigger flares.

Atopic Dermatitis

Atopic dermatitis is a chronic inflammatory skin condition causing dry, itchy, and inflamed skin. It is most common in children but can occur at any age. It is part of the 'atopic triad' along with asthma and allergic rhinitis.

Trigeminal Neuralgia

Trigeminal neuralgia causes sudden, severe, electric shock-like facial pain along the trigeminal nerve distribution. It is one of the most painful conditions known; carbamazepine is the first-line treatment.

Peripheral Neuropathy

Peripheral neuropathy results from damage to peripheral nerves, causing numbness, tingling, burning pain, and weakness in the hands and feet. Diabetes, alcohol, vitamin B12 deficiency, and chemotherapy are common causes.

Carpal Tunnel Syndrome

Carpal tunnel syndrome is compression of the median nerve at the wrist, causing tingling, numbness, and weakness in the thumb and first three fingers. It is more common in women and worsens with repetitive hand use.

Shingles (Herpes Zoster)

Shingles is reactivation of the varicella-zoster virus (chickenpox virus) in sensory nerves, causing a painful, blistering rash in a dermatomal distribution. Post-herpetic neuralgia is a common and debilitating complication.

Urinary Tract Infection (UTI)

Urinary tract infections are caused by bacteria entering the urethra and bladder, causing painful urination, urgency, and frequency. Women are significantly more affected; E. coli causes about 80% of cases.

Candidiasis (Yeast Infection)

Candidiasis is a fungal infection caused by Candida species, most commonly affecting the oral cavity (thrush), vagina, or skin folds. Immunosuppression, antibiotic use, and diabetes predispose to infection; antifungal treatment is usually effective.

Contact Dermatitis

Contact dermatitis is skin inflammation caused by direct contact with an irritant (irritant contact dermatitis) or allergen (allergic contact dermatitis), causing redness, itching, and blistering. Common allergens include nickel, latex, and fragrances; avoidance and topical steroids are treatments.

Rosacea

Rosacea is a chronic facial skin condition causing redness, visible blood vessels, and pustules on the cheeks, nose, and forehead. It is triggered by sun exposure, heat, alcohol, and spicy foods; topical metronidazole and azelaic acid are standard treatments.

Bursitis

Bursitis is inflammation of a bursa (fluid-filled sac cushioning bones and tendons), causing localized pain and swelling near joints. The shoulder, hip, elbow, and knee are commonly affected; rest, ice, and NSAIDs are initial treatments.

Vulvodynia

Vulvodynia is chronic vulvar pain without identifiable cause, significantly impairing sexual function and quality of life. Subtypes include localized (vestibulodynia) and generalized; multimodal treatment includes topical agents, pelvic floor physiotherapy, and psychotherapy.

Acute Urticaria (Hives)

Acute urticaria is a sudden-onset allergic skin reaction causing raised, itchy welts. It usually resolves within 6 weeks and can be triggered by foods, medications, infections, or insect bites.