BACKGROUND AND PURPOSE: Acute suppurative neck infections associated with
branchial fistulas are frequently recurrent. In this study, we describe the imaging findings of …

Introduction: Pyriform sinus fistula is a congenital branchial pouch abnormality that is often
overlooked as a cause of acute neck infection in children. Our aim is to demonstrate the …

Objective: Abnormalities of the third branchial arch are less common than those of the
second arch and usually present with left thyroid lobe inflammation. This paper describes 15 …

Introduction: Congenital pyriform sinus fistula is recognized as a potential cause of recurrent
cervical inflammation, recurrent abscess, and acute suppurative thyroiditis. Failure to …

OBJECTIVE: Acute suppurative neck infections associated with third or fourth branchial arch
fistulas are frequently recurrent. Third and fourth branchial arch anomalies are much less …

Recurrent neck lesions associated with third or fourth branchial arch fistula are much less
common than those of second arch and usually present with acute suppurative thyroiditis or …

Discussion Acute suppurative thyroiditis associated with internal fistula from the piriform
sinus can be characterized clinically as follows:(1) abrupt onset of painful swelling in the left …

Anterior neck abscesses are not rare; but their origin from within the usually infection-
resistant thyroid gland is not thought of in the first instance. We encountered 3 patients with …

OBJECTIVE: Our objective was to describe the CT appearance of acute suppurative
thyroiditis and neck abscess associated with a congenital sinus tract arising from the piriform …

A branchial remnant originating in the pyriform sinus causes a recurrent fistula or abscess in
the neck. In spite of excision, recurrence may result from inadequate removal of the fistula …