Deck 7: Dysplasia and Neoplasia

Question 1

A 24 year old woman underwent biopsy of the uterine cervix because of an abnormal Pap smear.A representative section of the biopsy is shown in panel "b" of the accompanying photomicrograph.Panel "a" is a normal uterine cervix for comparison.Which one of the following is the best diagnosis?

A)Invasive squamous cell carcinoma
B)Squamous cell atrophy
C)Squamous cell dysplasia
D)Squamous cell hyperplasia
E)Squamous cell metaplasia

Answer 1

Squamous cell dysplasia

Question 2

A 67 year old woman was found to have metastatic nodules in her lung upon routine chest x-ray.A thoracoscopic biopsy of one of these nodules disclosed the histology seen in the accompanying photomicrograph.Which one of the following tissues is the most likely source for the metastatic neoplasm?

A)Bladder
B)Breast
C)Colonic mucosa
D)Oesophagus
E)Pancreas

Answer 2

Oesophagus