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Flashcards in Head And Neck Deck (71):
0

95% of cancers of the head and neck

Squamous cell cancer

1

Most important risk of sq cell ca

Smoking and alcoholism

2

Favored location of sq cell ca

Ventral surface of the tongue

3

Cyst that often originates around crown of unerupted tooth

Dentigerous cysts

4

Impacted third molar of the teeth

Dentigerous Cyst

5

Most common type of odontogenic tumor
Arises from epithelium
Depositions of enamel and dentin

Odontoma

6

Syncytium like array of large epithelial cells admixed with lymphocytes

NPCA

7

Palisading basaloid cells with stellate reticulum
Odontogenic epithelium without ectomesenchymal differentiation

Ameloblastoma

8

Smooth excrescences on TRUE VIVAL CORDS
Smoking and singing

Reactive nodules and polyps

9

Epithelial hyperplasia of the TRUE vocal cords
Pearly gray wrinkled plaques on the mucosal surface ultimately ulcerating and fungating

Laryngeal carcinoma

10

CSOM Complications
Intracranial

Meningitis
Abscess
Thrombosis of venous sinus
Hydrocephalus

11

CSOM Complications
Extracranial

Facial nerve paralysis
Labyrinthitis
Acute mastoiditis
Petrositis
Sensorineural hearing loss

12

Remnants of second branchial arch
Upper lateral neck cyst

Branchial cleft cyst

13

Remnants of thyroid anlagen

Thryoglossal duct cyst

14

Clusters neuroendocrine cells associated with ANS commonly located in the ADRENAL MEDULLA

Paraganglioma

15

Carotid body tumor

Paraganglioma

16

Nests of round chief cells surrounded by delicate vascular septae

Zellballen
Carotid body tumor
Paraganglioma

17

Most common lesion of salivary glands
Lower lip
Trauma

Mucocoele

18

Cystlike cavity with mucinous material at lower lip

Mucocoele

19

Ductal obstruction produced by stones in SUBMANDIBULAR GLANDS

Sialolithiasis

20

Most common parotid tumors

Pleomorphic adenoma
Benign mixed tumors

21

Second most common salivary gland neoplasm
Parotid gland

Warthin tumor
Papillary cystadenoma lymphomatosum

22

Most common form of primary malignant tumor of the salivary glands

Mucoepodermoid tumor

23

Cribriform pattern enclosing secretions
Perineural invasion
Minor salivary glands particularly palate

Adenoid cystic carcinoma

24

Double layer of eosinophilic epithelial cells
Follicular germinal centers
Cystic spaces

Warthin tumor

25

Cords sheets or cystic config of sq mucous or intermediate cells

Mucoepidermoid ca

26

Slightly raised plaques with pebbly surface
Target like lesion with darker raised center and irregular flat periphery

Dysplastic Nevus

27

Lentiginous hyperplasia

Dysplastic nevus

28

Most rapidly increasing cancer worldwide

Melanoma

29

Most important risk factor of melanoma

Sun exposure

30

Melanoma
ABC

Asymmetry
Border irregularity
Color variation

31

Horizontal spread of melanoma within epidermis and sup dermis

Radial growth phase

32

Malignant cells penetrate reticular dermis
Heralded by appearance of nodule

Vertical Growth Phase

33

Most common type of melanoma
Develops on Lower extremities and back

Superficial Spreading Melanoma

34

Occurs in sun exposed parts of the face

Lentigo maligna melanoma

35

No radial growth phase
Poor prognosis

Nodular melanoma

36

Palm sole beneath the nail
Blacks
Poor prognosis

Acral lentiginous melanoma

37

Coin like stuck on skin lesion
Dermatosis papulosa nigra

Seborrheic keratoses

38

Rapid increase in number of keratoses
Gastric adenoca

Leser Trelat sign

39

Hyperkeratosis
Small keratin filled cysts
Invaginations of keratin

Horn cysts
Invagination cysts

Basaloid cells
Seborrheic keratoses

40

Velvet like hyperpigmentation at the nape

Acanthosis nigricans

41

Undulation of dermal papillae
Hyperkeratosis and basal cell hyperpigmentation
No melanocytic hyperplasia

Acanthosis nigricans

42

Sandpaper like consistency with cutaneous horn
Sun damaged skin

Actinic keratosis

43

Cytologic atypia in basal epidermis
Blue gray elastic fibers - elastosis
Cells in stratum corneum retain their nuclei - parakeratosis

Actinic Keratosis

44

Second most common tumor arising on sun exposed sites in older people

Sq cell carcinoma

45

Cells with atypia in all levels of the epidermis

Sq cell carcinoma

46

Symmetric cup shaped tumor filled with keratin debris
Spontaneous regression

Keratoacanthoma

47

Most common invasive cancer in humans

Basal cell ca

48

Telangiectasias
Rodent ulcers
Palisading pattern

Basal cell ca

49

Red oozing papulovesicular lesions with raised scaling plaques

Acute eczematous dermatitis

50

Intraepidermal vesicles caused by shearing desmosomes
Spongiosis

Acute eczematois dermatitis

51

Interface dermatitis: inflammation in epidermal-dermal junction
Targetoid lesions

Erythema multiforme

52

Salmon colored plaques with silvery white scales
Trauma induced by Koebner phenomenon
Bleeding Auspitz sign

Psoriasis

53

Acanthosis with downward elongation of rete ridges
Dilated tortuous vessels within papillae
Neutrophils in spongiotic foci of sup epidermis
Neutrophils within parakeratotic stratum corneum

Test tubes in a rack appearance
Spongiform pustules of Kagoj
Munro microabscesses

Psoriasis

54

Mounds of parakeratosis containing neutrophils and serum at ostia of hair follicles

Follicular lipping

Psoriasis

55

Itchy violaceous papules with white lines

Wickham striae
Lichen planus

56

Interface dermatitis
Sawtoothing of DE junction
Anucleate necrotic basal bodies

Civatte or colloid bodies
Lichen planus

57

Easily ruptured bullae
+ Nikolsky

Pemphigus

58

Dissolution of intercellular adhesions
Suprabasal
Subcorneal

Acantholysis
Pemphigus vulgaris
Pemphigus foliaceous

59

Netlike immunofluorescence

Pemphigus

60

Tense bullae
- Nikolsky sign

Bullous pemphigoid

61

Subepidermal nonacantholytic blisters

Bullous pemphigoid

62

Linear immunofluorescence

Bullous pemphigoid

63

Subepidermal blister
Microabscesses and granular IgA deposits at the tips of dermal papillae

Dermatitis Herpetiformis

64

Celiac disease

Dermatitis herpetiformis

65

Chronic inflammation of pilosebaceous unit

Acne vulgaris

66

Keratin plug
Hypertrophy of sebaceous glands
Propionibacterium
Follicular inflammation

Acne vulgaris

67

Central umbilication

Molluscum contagiosum

68

Honey colored crusts

Impetigo

69

Impetigo contagiosa
Impetigo bullosa

GABHS
Staphylococcus aureus

70

Accumulation of neutrophils beneath stratum corneum

Subcorneal pustule
Impetigo