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. 2021 Jul 1;28(4):2420–2438. doi: 10.3390/curroncol28040222

Table 3.

Sinonasal neuroendocrine tumors: common symptoms.

Symptoms
  • -

    Nasal congestion that does not improve;

  • -

    Obstruction of a nostril;

  • -

    Persistent loss of blood, mucus, or pus from the nose;

  • -

    Pain in the region around the eye;

  • -

    Anomalous protrusion of an eyeball;

  • -

    Diminished sense of smell;

  • -

    Continuous tearing;

Change in vision, a headache never experienced before, mass formation in the nose/palate.