表皮皮样囊肿课件.ppt

A rare suprasternalcystic neck mass in apediatric
A 10-year-old girl presented with a lower anterior midline neck mass that had been present for 1 year ,and that appeared only during coughing.
She had no dysphagia, hoarseness of voice, or shortness of breath.
Her medical history revealed acute bronchitis one month before admission.
physical examination
On admission,a physical examination revealed a tense swelling at the suprasternal notch that became apparent only during coughing and Valsalva’s maneuver 。
physical examination
The lower border of the mass was not palpable. The mass was immobile during swallowing and was painless
passive pulling on the tongue did not cause a change in the position of the mass
The overlying skin was intact with no discoloration or ulceration.
physical examination
No other neck mass or cervical lymphadenopathy was detected
The remainder of the physical examination was normal.
Laboratory examinations
plete blood count, serum electrolytes, and liver function tests were all within normal limits.
Sonography of the neck
when the patient performing Valsalva’s maneuver showed a well-circumscribed, capsuled, cystic, hypoechoic mass that measured 2 × 2 cm at the suprasternal notch anterior to the cervical trachea.
icresonanceimaging
a well-circumscribed, cystic mass with no relationship to any other tissue at the suprasternal notch measuring 2 ×2 cm.