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Objectives
The diagnosis of cancer of unknown primary (CUP) in head and neck occurs when the treating clinicians have utilised all available diagnostic tests and failed to identify the origin of the disease. There is no agreed consensus on which diagnostic investigations to use, or the order in which to use them in, although broad recommendations exist. Small tumours arising in the tongue base can...
Objective
To determine the factors associated with rhinostomy shape after endoscopic dacryocystorhinostomy (DCR) in patients with primary acquired nasolacrimal duct obstruction.
Design
Retrospective comparative study.
Setting
University hospital.
Participants
One hundred and two cases in 70 patients were included in the study.
Main outcome measure
All cases were classified into three groups...
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