Untitled spreadsheet - plastics

Question 2

incision 1 cm above upper tarsus

Answer 2

conj, orbic septum, orbital fat, leavtor, muellers, conj

Question 3

origin of orbital bones

Answer 3

neural crest

Question 4

absorption of chromic gut sutures

Answer 4

20 days

Question 5

why is upper lid retraction produced by Grave’s disease due to

Answer 5

overreaction of Mullers

Question 6

pin 4 mm above eyelashes

Answer 6

skin orbic, elavtor, tarsus, conj

Question 7

location of valve of hasner

Answer 7

underneath inferior trubinate of nose

Question 8

neck surgery induced ptosis

Answer 8

horner’s syndrome

Question 9

organism for chronic canaliculitis

Answer 9

actinomyces

Question 10

jaw winking ptosis with fair levator function

Answer 10

excision of LA and fascia lata sling

Question 11

are medial wall fractures associated with a floor fracture

Answer 11

yes

Question 12

which Le Fort fractures is CSF rhinorrhea commonly seen

Answer 12

Lefort II and III

Question 13

large vascular channel at superior tarssal border

Answer 13

peripheral arterial arcade beneath leavtor aponeurosis on surface of Mueller’s. this suggests LA is dehisced.

Question 14

which nerves pass through superior part of SOF

Answer 14

lacrimal, frontal, trochlear

Question 15

which nerves in inferior part of SOF

Answer 15

III, VI, and V.

Question 16

how many fat compartment in upper and lower lid

Answer 16

2 in upper, 3 in upper. Lacrimal gland substitutes for lateral fat

Question 17

most common location for an orbital meningocele

Answer 17

above medial canthus

Question 18

what structures pass through inferior orbital fissure

Answer 18

pterygopalatina ganglion, maxillar nerve, pterygoid nerve, IOV

Question 19

which structures pass through optic foramen

Answer 19

optic nerve, ophthalmic artery, sympathetic fibers

Question 20

thrombocytopenia, strawberry skin nevi and subglottic hemangioma

Answer 20

kasabach-Meritt synrome

Question 21

def of distichiasis

Answer 21

extra row of lashes

Question 22

location of dermoid cysts in orbit in kids

Answer 22

anterior upper termporal oribt

Question 23

6 features of crouzon

Answer 23

proptosis with shallow orbits, blue sclera, strabismus, congenital catarat, optic atrophy, ypertelorism

Question 24

most common location of sebaceous carcinoma

Answer 24

upper eyelid

Question 25

bone that form s lacrimal fossa

Answer 25

frontal

Question 26

bones of medial orbit

Answer 26

SMEL- sphenoid, ethmoid, lacrimal, maxillary

Question 27

bones of lateral wall

Answer 27

zygoma, and sphenoid

Question 28

origin of lacrimal gland

Answer 28

surface ectoderm

Question 29

location of rosenmuller's valve

Answer 29

common canalicultis

Question 30

course of infraorbital nerve

Answer 30

branch of V2, in infraorbital canal and exits orbit about 4 mm below inferior orbital rim

Question 31

characteristic of tripod fractures

Answer 31

pain with mouth openingand chewing

Question 32

bone of optic foramen and optic canal

Answer 32

lesser wing of sphenoid

Question 33

orbital fat in T1 and T2

Answer 33

T1 bright, dark in T2

Question 34

most common intracranial tumor to invade orbit

Answer 34

sphenoid wing meningioma

Question 35

in DCR, what bony structures are removed during osteomy

Answer 35

lacrimal sac fossa and superior nasal wall of nasalacrimal duct removed

Question 36

def of epiblepharon

Answer 36

horizontal fold of skin that overrides lid margin

Question 37

triad of hand schuller christian disease

Answer 37

exophthalmos, lytic leison, DI

Question 38

worse prognosis of histiocytosis X

Answer 38

letterer-Siwe- systemic spread of abnormally proliferating histocytes with rapid death.

Question 39

what can be expressed from canaliculi infected with actinomyces

Answer 39

yellow sulfur granules

Question 40

bones that form floor

Answer 40

maxilliary zygomatic, and palatine

Question 41

what muscles separtes medialf rom central fat compatment in lower eyelid

Answer 41

inferior oblique muscle

Question 42

what is hypertelorism?

Answer 42

increased distance between medial orbital walls

Question 43

what is telecanthus?

Answer 43

increased distance between medial canthi of eyelids due to abnormally long medial canthi tendon.

Question 44

what is Jones 1 test

Answer 44

fluoroscein in conj, after 5 min, cotton tip inserted in inferior tubrinate

Question 45

what is Jones 2 test

Answer 45

fluorscein in puncta, irrigated, if saline in nose, partial obstruction of nasalacimral duct, if no luorsocein, it is in upper drainage system.

Question 46

Lengths of part of lacrimal drainage system

Answer 46

ampula, (2m), canalicluls 98mm), nasolacrimal sac (10 mm), nasal lacrimal duct (12mm).

Question 47

what condition is epicanthus inversus associated with

Answer 47

blepharophimosis

Question 48

what are attachement os medial canthal tendon

Answer 48

superficial head of pre-tarsal and per-septal protions of orbicularis insert into anterior lacrimal cest , deep heads insert into posterior lacrimal crest.