Male 12 years

LRQ, radiolucent lesion, well defined with radiopaque areas.

Specimen: ODONTOGENIC.

Female 58 years

Ulcerated left lateral tongue lesion (60 x 30 x 15 mm) and separate left buccal mass (22 x 20 x 20 mm) resected in continuity. The lateral tongue lesion was confirmed as squamous cell carcinoma; this section is from the buccal mass.

Specimen: Buccal mass.

Male 54 years

2cm fungating swelling left dorsum tongue.

Specimen: MUCOSAL.

Macroscopic description:
Single fragment, a lump measuring 10 x 7 x 5mm.

Female 15 years

Swelling left labial sulcus. Radiolucency present on radiograph.

Specimen: bone.

Male 72 years

Excision lesion left hard palate, burst when excising.

Specimen: ORAL MUCOSA.

Macroscopic description:
Cystic tissue, 10 x 10 x 5mm.

Immunohistochemistry:
CK7 +, CD10 + at periphery. RCC negative, TTF1 negative. Intracytoplasmic acid and neutral mucin present.

Male 26 years

Cyst distal to partially erupted lower left third molar tooth. ?Paradental cyst.

Specimen: Cyst from mandible associated with tooth.

Macroscopic description:
Collapsed cyst in two parts, the larger measuring 25 x 10 mm with a thickness of 3 mm. Blocked serially and submitted in total.

Male 76 years

Left parotid mass.

Specimen: PAROTID.

Immunohistochemistry:
SCC on FNA. ABPAS negative, CK5/6 and p63 positive.

Male 54 years

Total parotidectomy with neck dissection for carcinoma of the parotid.

Specimen: PAROTID.

Male 26 years

Persistent enlarged lymph node in mid left Level V. PMH: Psoriasis, otherwise well. No H&N masses.

Specimen: Lymph node swelling.

Macroscopic description:
Lymph node measuring 19x12x7 mm; blocked serially and submitted as representative samples.

Male age unknown

Neonate, neck mass and respiratory distress.

Specimen: NECK LUMP.

Female 57 years

Enlarging mass in Level IV left side; 3 cm diameter. History of pT1 b superficial spreading malignant melanoma excised from left shoulder 7 years ago but FNA suggests carcinoma. No H&N masses detected. Never smoker. Open biopsy submitted.

Specimen: Neck lump, lymph node swelling.

Macroscopic description:
Nodule of pale firm soft tissue 9x7x3 mm; submitted in total.

Immunohistochemistry:
AE1/3, CK7, p16 positive. S100, Melan A, HMB45, Thyroglobulin, CEA, Chromogranin A, TTF1, Napsin A, CK20, CDX2 all negative.

Male 85 years

Wide local excision of skin lesion left cheek.

Male 29 years

Tonsil asymmetry, ?neoplasia.

Specimen: Tonsil.

Female 44 years

Right proptosis, right orbital, frontal, ethmoid and maxillary sinus tumour on MRI.

Specimen: PARANASAL SINUSES.

Immunohistochemistry:
CD56 +, synaptophysin patchy positivity. Chromogranin, AE1/AE3 and LCA negative.

Female 51 years

? rhinolith from L maxillary sinus.

Specimen: SINONASAL.

Female 45 years

Right jugular foramen tumour.

Specimen: ENT.

Immunohistochemistry:
Chromogranin +, S100 + peripherally, negligible MIB1 index.

Male 42 years

Von Hippel-Lindau syndrome with previous RCC. Resection of tumour from nasal cavity / skull base ? primary or metastasis.

Specimen: NASAL/PARANASAL.

Male 41 years

Hearing loss, otits media and mass in post-nasal space - biopsy site post nasal space.

Specimen: NASOPHARNYX