An anal fissure is a small tear in the lining of the anus, usually caused by passing a hard stool, that causes sharp pain and often light bleeding.
An anal fistula is an abnormal tunnel that forms between the inside of the anus and the skin nearby, usually following an infection, and typically causes persistent discharge, discomfort and recurrent swelling.
A pilonidal sinus is a small tunnel or cavity that develops in the skin near the tailbone, often becoming infected, and typically causes swelling, pain and a discharging wound in that area.
Signs Worth Getting Checked
- Sharp pain during or after passing stool, sometimes with light bleeding (possible fissure)
- Persistent discharge, swelling or a small opening near the anus (possible fistula)
- Pain, swelling or a wound near the tailbone that keeps recurring or will not heal (possible pilonidal sinus)
- Any anal or rectal symptom that has lasted more than two to three weeks
Should You Be Worried?
These conditions are common, treatable and nothing to be embarrassed about, though many patients delay seeking help. Left untreated, fissures can become chronic, fistulas rarely heal without treatment, and pilonidal sinuses tend to recur and become more infected over time.
What Raises Your Risk
Chronic constipation and straining are common contributors to anal fissure. Fistulas often follow an anal abscess or infection. Pilonidal sinus is more common in younger adults, those with a sedentary occupation, and those with excess hair growth in the affected area.
How It's Diagnosed
1. Clinical examination to assess the specific condition and its extent
2. Proctoscopy or further examination for fistula and complex fissures
3. MRI scan in selected fistula cases, to map the tract before planning surgery
How It's Treated
- Radiofrequency treatment: a minimally invasive option used for suitable cases, reducing pain and recovery time compared with conventional surgery.
- Fistulotomy or similar surgical procedures: used for fistulas not suited to a minimally invasive approach.
- Pilonidal sinus excision: surgical removal of the affected tissue for cases requiring a more definitive procedure.
- Lifestyle and wound care measures: supporting healing and reducing the chance of recurrence.
Recovery times vary by condition and technique. Most patients return to normal activity within days after a minimally invasive procedure, while more extensive surgery, particularly for a pilonidal sinus, may need a longer healing period.
Frequently Asked Questions
Not always. Many fissures heal with dietary changes and topical treatment; a procedure is considered when a fissure becomes chronic or does not respond to these measures.
Conventional fistula surgery involves some discomfort, though modern techniques, including radiofrequency treatment where suitable, aim to reduce this and speed recovery.
Recurrence is common if the affected tissue is not fully treated, or if hair and skin debris continue to collect in the area. This is why thorough initial treatment matters.
These are extremely common conditions, and consultations are conducted with complete discretion and respect for your privacy.
Book Your Consultation in Mumbai
Fissure, fistula and pilonidal sinus are treatable conditions, and there is no need to manage them alone. Dr. Jignesh Gandhi provides discreet, expert care at Nanavati Max Hospital, Mumbai.