Avoid identifying a lump by touch alone
Discovering a lump can be unsettling. The useful next step is an examination that establishes its location and characteristics. A lump in the lip, cheek, beneath the tongue or near a salivary gland may require different investigations.
Salivary gland disorders illustrate this variety: obstruction, infection and tumours can produce swelling, and assessment may involve history, examination, imaging or tissue sampling. [1] This is one reason “it feels like a cyst” is not a complete diagnosis.
Explain how it has behaved
Record when the swelling first appeared, whether it is growing and whether it changes around meals. Tell the clinician about pain, discharge, numbness, dental problems and previous treatment.
Bring earlier radiographs and reports. If the lump has fluctuated, photographs may help communicate the change, but they should support rather than replace the physical examination.
Why different tests may be requested
For a salivary gland problem, ultrasound or other imaging may help assess a suspected obstruction or mass. Fine-needle sampling may be considered for some masses. The test chosen depends on the site and clinical findings. [1]
Ask what question the proposed investigation will answer. It is reasonable to ask whether the concern relates to a tooth, bone, soft tissue or a gland and whether more than one specialist needs to contribute.
Make sure there is a next step
Before leaving, confirm when the result should be available and who will explain it. If a period of observation is advised, agree on the review date and the changes that should prompt earlier assessment.
Do not squeeze, puncture or repeatedly manipulate the lump to try to drain it yourself. Rapidly worsening swelling associated with breathing or swallowing difficulty needs urgent care.
A clear pathway is more helpful than guessing from the size or the presence of pain. The aim is to establish what the swelling represents and make decisions from that information.
Reference
[1] National Institute of Dental and Craniofacial Research. Saliva and Salivary Gland Disorders. Read source

