histology pathology conference 2

Question 1

you are performing an oral exam on 45 yr old male, unremarkable PMH and you observe the following, what is the diagnosis?

Answer 1

fordyce granules (ectopic sebaceous glands)

Question 2

you are performing an oral exam on 45 yr old male, unremarkable PMH and you observe the following, what is the diagnosis?

Answer 2

fordyce granules (ectopic sebaceous glands)

Question 3

you are performing an oral exam on 45 yr old male, unremarkable PMH and you observe the following, what is the diagnosis?

Answer 3

fordyce granules (ectopic sebaceous glands)

Question 4

while performing an annual oral cancer screening on your patient, you notice the following pigmented lesion. what is the diagnosis?

Answer 4

melanotic macule/focal melanosis

Question 5

a 24 yr old healthy male is referred for evaluation of a newly discovered pigmented lesion. what is the diagnosis?
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Answer 5

melanoacanthoma
- typically within stratum spinosum

Question 6

melanoacanthoma varied appearances

Answer 6

Question 7

what is oral melanoacanthoma

Answer 7

• uncommon
• benign
• acquired pigmentation of oral mucosa
• characterized by dendritic melanocytes dispersed throughout the epithelium

Question 8

what is this case presenting?

Answer 8

oral melanoma

Question 9

a 74 year old male presents with a toothache, on extra oral exam (EOE) you notice the following:
- dryness
- atrophy
- scaly lesions
- swelling of the lip
- ulceration
- blurred demarcation between lip vermillion
- white spots
- crusts
- blotchy areas
- areas of pallor
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Answer 9

actinic cheilitis (lip)
actinic or solar keratosis (skin)

Question 10

a healthy 18 year old is concerned about the change in appearance of his tongue:

Answer 10

erythema migrans (geographic tongue; benign migratory glossitis, erythema areata migrans)

Question 11

other appearances of erythema migrans

Answer 11

Question 12

68 year old female with incidental finding on radiograph. clinically suspected a PA granuloma or abscess, biopsy was performed

Answer 12

focal osteoporotic marrow defect

Question 13

74 year old female presented for evaluation of slowly growing nodule of her upper lip. the lesion is painless and first noted 1 year ago

Answer 13

angiomyoma (vascular leiomyoma)

Question 14

other stains of angiomyoma (vascular leiomyoma)

Answer 14

Question 15

74 year old female is referred by her general dentist for evaluation of a white nodule of her posterior lateral tongue. Patient was unaware of lesion
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Answer 15

oral lymphoepithelial cyst

Question 16

other locations of oral lymphoepithelial cyst
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Answer 16

other appearance

Question 17

46 year old male presented for dental clearance prior to initiation of chemo for myeloma relapse at multiple bony sites in spin

Answer 17

multiple myeloma

Question 18

24 year old male presents evaluation and treatment of fluctuant swelling of lower lip, present ~4 months. patient reports it popped once and “clear stuff came out”
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Answer 18

mucocele

Question 19

other appearances of mucocele
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Question 20

while performing an oral exam on your patient you notice a firm, pink nodule on the anterior buccal mucosa. upon questioning your patient says it has been there a while. she forgets it is there until she accidentally bites it

Answer 20

fibroma

Question 21

12 year old female presents with her mom for evaluation of a growth on her tongue. mom reports that her daughter traumatized her tongue with a wooden popsicle stick 3 months ago. she thought it was healing but now her tongue has a growth at the spot she had cut. asymptomatic but bleeds occasionally

Answer 21

pyogenic granuloma (lobular capillary hemangioma)

Question 22

11 year old female presented for evaluation of palatal swelling
- PMH asthma, CP,
- Meds: albuterol prn
- All: NKDA swelling first noticed one month earlier
- exam revealed firm, compressible lesion measuring 2x2cm
- no nodes palpable no pain on palpation

Answer 22

mucoepidermoid carcinoma