Male 41 years

Recurrent swelling floor of mouth.

Female 67 years

Leukoplakia buccal mucosa/commissure; diabetic, low serum ferritin

Male 80 years

Cyst enucleated from maxillary alveolus causing buccal expansion.

Male 74 years

Leukoplakia on ventral surface of tongue.

Female 67 years

Lesion right hard palate; AE1/AE3 (+), cytokeratin 7(+), S100 (+), Melan-A (-).

Female age unknown

Large mass anterior maxilla/alveolus; present since birth, rapid growth.

Female 84 years

Mass adjacent to internal jugular vein in level III of neck; S100 (+), neurofilament (-), very low MIB-1(+).

Female age unknown

Large soft swelling in neck.

Male 26 years

Multiple neck nodes; sample is post-auricular. Scalp primary? FNA: non-small cell ca. Pan-cytokeratin (+), EMA (+), cytokeratin 5/6 (-), CD31 (-), CD34 (-). Scattered nuclear positivity for INI1.

Female 63 years

Adenocarcinoma of palate 2003; 2010 - enlarged level IIa lymph node.

Male 77 years

Parotid tumour.

Male 34 years

Enlarged lymph node in the left neck.

Male 55 years

Mass in deep lobe of parotid - ?pleomorphic adenoma.

Female 51 years

Right nasal obstruction; S100 (+), HMB-45 (+), Melan-A (-).

Female 18 years

Left nasal cavity mass arising from cribriform plate; NSE (+), chromogranin (+), synaptophysin (+), CD56 (+), cytokeratin (-), CD45 (-), CD99 (-), desmin (-), NB84 (-), EMA (-), CD31 (-), CD34 (-).

Male 56 years

Fleshy polyp filling right side of nose; inverted papilloma?

Female 56 years

Lesion on left vocal cord.

Female 15 years

Diffusely enlarged thyroid with discrete white mass, remainder of thyroid had a fine "honeycomb" appearance; section is from the latter area.