Bulbospongiosus

The Bulbospongiosus is a muscle of the perineum.

Anatomical Attachments:

• Origin: In both genders it attaches to the central tendon of the perineum. It also attaches to the midline raphe of the penis and the fibers of the vaginal orifice.

• Insertion: Attaches into the corpus cavernosa of the clitoris, and the corpus spongiosum for the penis.

Action: Aids in the erection of the penis and clitoris, empties the urethra and constricts the orifice of the vagina.

Nerve Supply: Pudendal Nerve.

Vascular supply: Internal pudendal artery.

• Primary: The pain refers to the genital structures, the vagina and the base of the penis beneath the scrotum.

Trigger Point Signs and Symptoms: Incontinence. In women-Dyspareunia, perineal region pain. In men - retro scrotal pain, erectile dysfunction.

Trigger Point Activating and Perpetuating Factors: Trauma or surgery to pelvic region, emotional stress.

Differential Diagnosis: Levator ani syndrome, Obturator internus spasm, Direct trauma to the genitalia, Pregnancy, Spontaneous Abortion (Miscarriage), Emotional stress, Vaginismus, Cystocele, Vasocongestion of the genitalia, Genital herpes (herpes simplex), Human Papillomavirus (genital warts), Chlamydia, Gonorrhea, Priapism, Dyspareunia, Prostatic Hypertrophy, Prostatitis, Peyronie’s disease, Penile fracture, Erectile dysfunction, Testicular torsion, Testicular cancer, Orchitis, Urinary incontinence, Fecal impaction, Urethral obstruction, Systemic infections or inflammation, Nutritional inadequacy, Metabolic imbalance, Toxicity, Side effects of medication.

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