Head And Neck

Question 0

Most important risk of sq cell ca

Answer 0

Smoking and alcoholism

Question 1

95% of cancers of the head and neck

Answer 1

Squamous cell cancer

Question 2

Favored location of sq cell ca

Answer 2

Ventral surface of the tongue

Question 3

Cyst that often originates around crown of unerupted tooth

Answer 3

Dentigerous cysts

Question 4

Impacted third molar of the teeth

Answer 4

Dentigerous Cyst

Question 5

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

Answer 5

Odontoma

Question 6

Syncytium like array of large epithelial cells admixed with lymphocytes

Answer 6

NPCA

Question 7

Palisading basaloid cells with stellate reticulum

Odontogenic epithelium without ectomesenchymal differentiation

Answer 7

Ameloblastoma

Question 8

Smooth excrescences on TRUE VIVAL CORDS

Smoking and singing

Answer 8

Reactive nodules and polyps

Question 9

Epithelial hyperplasia of the TRUE vocal cords

Pearly gray wrinkled plaques on the mucosal surface ultimately ulcerating and fungating

Answer 9

Laryngeal carcinoma

Question 10

CSOM Complications

Intracranial

Answer 10

Meningitis
Abscess
Thrombosis of venous sinus
Hydrocephalus

Question 11

CSOM Complications

Extracranial

Answer 11

Facial nerve paralysis
Labyrinthitis
Acute mastoiditis
Petrositis
Sensorineural hearing loss

Question 12

Remnants of second branchial arch

Upper lateral neck cyst

Answer 12

Branchial cleft cyst

Question 13

Remnants of thyroid anlagen

Answer 13

Thryoglossal duct cyst

Question 14

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

Answer 14

Paraganglioma

Question 15

Carotid body tumor

Answer 15

Paraganglioma

Question 16

Nests of round chief cells surrounded by delicate vascular septae

Answer 16

Zellballen
Carotid body tumor
Paraganglioma

Question 17

Most common lesion of salivary glands
Lower lip
Trauma

Answer 17

Mucocoele

Question 18

Cystlike cavity with mucinous material at lower lip

Answer 18

Mucocoele

Question 19

Ductal obstruction produced by stones in SUBMANDIBULAR GLANDS

Answer 19

Sialolithiasis

Question 20

Most common parotid tumors

Answer 20

Pleomorphic adenoma

Benign mixed tumors

Question 21

Second most common salivary gland neoplasm

Parotid gland

Answer 21

Warthin tumor

Papillary cystadenoma lymphomatosum

Question 22

Most common form of primary malignant tumor of the salivary glands

Answer 22

Mucoepodermoid tumor

Question 23

Cribriform pattern enclosing secretions
Perineural invasion
Minor salivary glands particularly palate

Answer 23

Adenoid cystic carcinoma

Question 24

Double layer of eosinophilic epithelial cells Follicular germinal centers Cystic spaces

Answer 24

Warthin tumor

Question 25

Cords sheets or cystic config of sq mucous or intermediate cells

Answer 25

Mucoepidermoid ca

Question 26

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

Answer 26

Dysplastic Nevus

Question 27

Lentiginous hyperplasia

Answer 27

Dysplastic nevus

Question 28

Most rapidly increasing cancer worldwide

Answer 28

Melanoma

Question 29

Most important risk factor of melanoma

Answer 29

Sun exposure

Question 30

Melanoma | ABC

Answer 30

Asymmetry Border irregularity Color variation

Question 31

Horizontal spread of melanoma within epidermis and sup dermis

Answer 31

Radial growth phase

Question 32

Malignant cells penetrate reticular dermis | Heralded by appearance of nodule

Answer 32

Vertical Growth Phase

Question 33

Most common type of melanoma | Develops on Lower extremities and back

Answer 33

Superficial Spreading Melanoma

Question 34

Occurs in sun exposed parts of the face

Answer 34

Lentigo maligna melanoma

Question 35

No radial growth phase | Poor prognosis

Answer 35

Nodular melanoma

Question 36

Palm sole beneath the nail Blacks Poor prognosis

Answer 36

Acral lentiginous melanoma

Question 37

Coin like stuck on skin lesion | Dermatosis papulosa nigra

Answer 37

Seborrheic keratoses

Question 38

Rapid increase in number of keratoses | Gastric adenoca

Answer 38

Leser Trelat sign

Question 39

Hyperkeratosis Small keratin filled cysts Invaginations of keratin

Answer 39

Horn cysts Invagination cysts Basaloid cells Seborrheic keratoses

Question 40

Velvet like hyperpigmentation at the nape

Answer 40

Acanthosis nigricans

Question 41

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

Answer 41

Acanthosis nigricans

Question 42

Sandpaper like consistency with cutaneous horn | Sun damaged skin

Answer 42

Actinic keratosis

Question 43

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

Answer 43

Actinic Keratosis

Question 44

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

Answer 44

Sq cell carcinoma

Question 45

Cells with atypia in all levels of the epidermis

Answer 45

Sq cell carcinoma

Question 46

Symmetric cup shaped tumor filled with keratin debris | Spontaneous regression

Answer 46

Keratoacanthoma

Question 47

Most common invasive cancer in humans

Answer 47

Basal cell ca

Question 48

Telangiectasias Rodent ulcers Palisading pattern

Answer 48

Basal cell ca

Question 49

Red oozing papulovesicular lesions with raised scaling plaques

Answer 49

Acute eczematous dermatitis

Question 50

Intraepidermal vesicles caused by shearing desmosomes | Spongiosis

Answer 50

Acute eczematois dermatitis

Question 51

Interface dermatitis: inflammation in epidermal-dermal junction Targetoid lesions

Answer 51

Erythema multiforme

Question 52

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

Answer 52

Psoriasis

Question 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

Answer 53

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

Question 54

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

Answer 54

Follicular lipping Psoriasis

Question 55

Itchy violaceous papules with white lines

Answer 55

Wickham striae | Lichen planus

Question 56

Interface dermatitis Sawtoothing of DE junction Anucleate necrotic basal bodies

Answer 56

Civatte or colloid bodies | Lichen planus

Question 57

Easily ruptured bullae | + Nikolsky

Answer 57

Pemphigus

Question 58

Dissolution of intercellular adhesions Suprabasal Subcorneal

Answer 58

Acantholysis Pemphigus vulgaris Pemphigus foliaceous

Question 59

Netlike immunofluorescence

Answer 59

Pemphigus

Question 60

Tense bullae | - Nikolsky sign

Answer 60

Bullous pemphigoid

Question 61

Subepidermal nonacantholytic blisters

Answer 61

Bullous pemphigoid

Question 62

Linear immunofluorescence

Answer 62

Bullous pemphigoid

Question 63

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

Answer 63

Dermatitis Herpetiformis

Question 64

Celiac disease

Answer 64

Dermatitis herpetiformis

Question 65

Chronic inflammation of pilosebaceous unit

Answer 65

Acne vulgaris

Question 66

Keratin plug Hypertrophy of sebaceous glands Propionibacterium Follicular inflammation

Answer 66

Acne vulgaris

Question 67

Central umbilication

Answer 67

Molluscum contagiosum

Question 68

Honey colored crusts

Answer 68

Impetigo

Question 69

Impetigo contagiosa | Impetigo bullosa

Answer 69

GABHS | Staphylococcus aureus

Question 70

Accumulation of neutrophils beneath stratum corneum

Answer 70

Subcorneal pustule | Impetigo