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Second branchial cleft anomaly
Cyst or Sinus or Fistula
Clinical features
• Sinus present in first decade
• Tiny pit in the skin anterior to the lower 1/3rd of Sternomastoid
• Palpable cord running upward in the neck from the ostium
• Milking – mucoid discharge
Cysts present later
Soft fluctuant mass deep to upper third of sternomastoid
Can get infected
TreatmentSurgical excision of the cyst or complete
sinus tract
If infected – Antibiotics +/- Needle aspiration followed by excision after an interval
To avoid Incision and drainage
Single or stepladder incisions for sinus/fistula
Hypoglossal, Glossopharyngeal nerves and internal & external carotid arteries
Remnants of the thyroglossal tract
Midline swelling – below, around and above the hyoid
Soft midline swelling
Moves up with swallowing and protuding tongue
May get infected Rupture/drainage
Fistula
Differential diagnosisDermoid cyst
Median ectopic thyroid
Lymphnodes
Thyroid
InvestigationUltrasound
Radionuclide thyroid scan
TreatmentInfected – Antibiotics +/- aspiration
Non infected cyst or fistula – complete surgical excision of the track – SISTRUNKS’ OPERATION
Removing central part of hyoid bone.