Head & Neck

22-year-old man who presented with a painless posterior neck mass.

35-year-old female with right thyroid mass.

Procedure: total thyroidectomy.

Micro photos (H&E stain). Cytology photos (PAP stain).

An elderly white man with a growing mass in his eyelid.

Procedure: excisional biopsy.

Frozen section consultation diagnosis: mucinous carcinoma, R/O metastatic colon adenocarcinoma.

Mirco: se

35-year-old female with right thyroid lobe mass.

Procedure: U/S guided FNA.

Micro: Please find your favorate intranuclear cytoplasmic pseudoinclusions and nuclear grooves. PAP stain.

What is your diagnosis??

39-year-old male with chronic sinusitis and osteomyelitis. Intranasal debridement of medial wall of maxillary sinus was performed.

65-year-old female with voice change and sore throat.

Procedure: microlaryngoscopy with biopsy.

Micro: see photos, 4x to 20x, H & E stain.