Pathology - Slides

Question 1

Answer 1

Papillary Thyroid Ca

• Papillary growth pattern
• Psammoma bodies
• Intratumoral fibrosis
• Orpan Annie cells (optically clear appearing nuclei with chromatin margination)

Question 2

Answer 2

Papillary thyroid

• Papillary growth pattern
• Psammoma bodies
• Intratumoral fibrosis
• Orpan Annie cells (optically clear appearing nuclei with chromatin margination)

Question 3

Answer 3

RRP

Benign, exophytic epithelial neoplasm of the respiratory tract (limen vestibuli to terminal bronchi) composed of branching fronds of squamous epithelium with fibrovascular core, assoc with HPV 6 and 11

• Finger-like projections of non-keratinised stratified squamous epithelium overlying a fibrovascular core
• Acanthosis
• Parakeratosis
• Hyperkeratosis
• Koilocytosis