Term
|
Definition
Levator (CN 3)
Mueller (smooth)
Orbicularis- strong, squeezes eye. |
|
|
Term
|
Definition
Levator and orbicualaris by parasym system
obricualris -- Frontalis/orbicuaris by cn7
levator by cn 3 |
|
|
Term
Orbicularis - palpebral
1. what kind?
2. what does it do? |
|
Definition
striated
Is the eyelid closing msucle used in blinking and voluntary winking. and it keeps the lid close to the globe. when you blink 14/min, without thinking. |
|
|
Term
| What muscle is used during forced closure? |
|
Definition
| orbital orbicularis portion. |
|
|
Term
| The Facial Nerve CN 7 - what does it do |
|
Definition
it causes the eyelids to close,
the mouth/cheeks to smile,
and the forehead to furrow. |
|
|
Term
| bells palsey is caused by? |
|
Definition
| idiopathic. occurs for no reason. |
|
|
Term
| What is the leveator aponerosis? what does it do? innervation? |
|
Definition
striated, lid opening muscle.
it is innervated by the CN 3 and has fibers passing thru the orbicualris to attach to the skin. |
|
|
Term
Muller's muscle - innervated by?
what does it do? |
|
Definition
| alpha adenergic receptors so epi/nepi/sym system LIFTS THE EYELID. |
|
|
Term
|
Definition
| Dense fibrous connective tissue |
|
|
Term
What does the tarsal plate to?
Size? |
|
Definition
it is resposible for the structural integrity of the lids
the upper plate is 1cm high and 2.5 cm wide.
the lower tarsal plate is smaller. |
|
|
Term
Where are the mibomian glands located?
How many? |
|
Definition
in the tarsus.
Each has 25 m glands |
|
|
Term
| What are the Meibomian glands? and where specifically are they located? |
|
Definition
sebaceous glands that provide the oily layer of the tear film.
the opening is just behind the lashes |
|
|
Term
| The lash follacle is associated with ? |
|
Definition
| Zeiss gland - sebaceous, modified sweat gland. |
|
|
Term
|
Definition
| modified sweat gland that secretes a certain part of the mucin layer. |
|
|
Term
| what are Krause and Wold glands? |
|
Definition
| Moll glands. K is top and W is bottom. |
|
|
Term
| What part of teh lid is loose connective tissue? |
|
Definition
|
|
Term
| What is the orbiatal septum? |
|
Definition
| It is very tough connective tissue that separates the outer part of the eye to the inner part. to prevent orbital cellulitis. |
|
|
Term
| The orbital septum fuses with the..... |
|
Definition
| levator apon and with the tarsal plate on the lower. |
|
|
Term
|
Definition
| Inflammation of the eyelid |
|
|
Term
| Anterior blepharitis is.. caused by... |
|
Definition
inflammation cenetered around the eyelashes and follicles
- staphyloccoal
-seborrheic
-mixed |
|
|
Term
Posterior blehp - involved with?
the 2 types of conditions...? |
|
Definition
inflammation of meibomian glands and gland orfices
1. meibomaian seborrheic
2. meibomian gland dysfunction (aka meibomianitis) |
|
|
Term
angular blepharitis - the 2 types of bacteria are....?
common? |
|
Definition
staphylococcal
moraxella
least common |
|
|
Term
| Staphylococcal Bleph is the? |
|
Definition
is the infection of the lash follacle and lid margin.
You get an inflammatory response by the body. |
|
|
Term
|
Definition
1. Staph aureus - which is normally present and most common natural flora on eyelids
2. overgrowth of staph epidermidis - which is norally present on the lid margins too |
|
|
Term
| What is the secondary mechanism of inflammation for staph bleph? |
|
Definition
| bacteria producing lipase the breaks down lipids. the lipids that are created and secreted by mei glands get broken down into FA's which creates an inflammatory cascade |
|
|
Term
| What type of inflammatory response do you get with staph bleph? |
|
Definition
Redness: dilation of the blood vessels
Swelling: increased vascular permeability / fluid buildup
Movement of PMN's into tissue which phagocytize. |
|
|
Term
| If bacteria is the cause of infection, what do we see with staph bleph? |
|
Definition
increased number of PMN's and pus.
Pus is dead PMN's+protein clot. |
|
|
Term
|
Definition
chronic irritation and burning.
FB sensation
Tender lids
Crusts
lids stuck together in morning
red, irritated lids. |
|
|
Term
|
Definition
crusts along the lash line at the base of the lashes
dried pus |
|
|
Term
| What is a collarette? Where do we see it? |
|
Definition
| crust encircling the lash. Seen in staph bleph. |
|
|
Term
| Oily lid? that may be............ |
|
Definition
| staph beph. they can appear oily because of the tears |
|
|
Term
| What are telangic vessels? |
|
Definition
| dilaed vessels on the lid that appaear under the epidermis. they are like that because tehy are releasing pmn's to clear infection |
|
|
Term
| What is madarosis, and what type of pt is it seen in |
|
Definition
|
|
Term
| loss of lashes and infected follacles are a sign of? |
|
Definition
|
|
Term
|
Definition
| severe bleph. EROSION OF THE EPITHELIUM |
|
|
Term
What is trickiasis?
seen in? |
|
Definition
mmisdirected lash (point towards the cornea and may scratch lash).
seen in staph bleph
tricky lash! |
|
|
Term
| What are the Meibomian glands? and where specifically are they located? |
|
Definition
sebaceous glands that provide the oily layer of the tear film.
the opening is just behind the lashes |
|
|
Term
| The lash follacle is associated with ? |
|
Definition
| Zeiss gland - sebaceous, modified sweat gland. |
|
|
Term
|
Definition
| modified sweat gland that secretes a certain part of the mucin layer. |
|
|
Term
| what are Krause and Wold glands? |
|
Definition
| Moll glands. K is top and W is bottom. |
|
|
Term
| What part of teh lid is loose connective tissue? |
|
Definition
|
|
Term
| What is the orbiatal septum? |
|
Definition
| It is very tough connective tissue that separates the outer part of the eye to the inner part. to prevent orbital cellulitis. |
|
|
Term
| The orbital septum fuses with the..... |
|
Definition
| levator apon and with the tarsal plate on the lower. |
|
|
Term
|
Definition
| Inflammation of the eyelid |
|
|
Term
| Anterior blepharitis is.. caused by... |
|
Definition
inflammation cenetered around the eyelashes and follicles
- staphyloccoal
-seborrheic
-mixed |
|
|
Term
Posterior blehp - involved with?
the 2 types of conditions...? |
|
Definition
inflammation of meibomian glands and gland orfices
1. meibomaian seborrheic
2. meibomian gland dysfunction (aka meibomianitis) |
|
|
Term
angular blepharitis - the 2 types of bacteria are....?
common? |
|
Definition
staphylococcal
moraxella
least common |
|
|
Term
| Staphylococcal Bleph is the? |
|
Definition
is the infection of the lash follacle and lid margin.
You get an inflammatory response by the body. |
|
|
Term
|
Definition
1. Staph aureus - which is normally present and most common natural flora on eyelids
2. overgrowth of staph epidermidis - which is norally present on the lid margins too |
|
|
Term
| What is the secondary mechanism of inflammation for staph bleph? |
|
Definition
| bacteria producing lipase the breaks down lipids. the lipids that are created and secreted by mei glands get broken down into FA's which creates an inflammatory cascade |
|
|
Term
| What type of inflammatory response do you get with staph bleph? |
|
Definition
Redness: dilation of the blood vessels
Swelling: increased vascular permeability / fluid buildup
Movement of PMN's into tissue which phagocytize. |
|
|
Term
| If bacteria is the cause of infection, what do we see with staph bleph? |
|
Definition
increased number of PMN's and pus.
Pus is dead PMN's+protein clot. |
|
|
Term
|
Definition
chronic irritation and burning.
FB sensation
Tender lids
Crusts
lids stuck together in morning
red, irritated lids. |
|
|
Term
|
Definition
crusts along the lash line at the base of the lashes
dried pus |
|
|
Term
| What is a collarette? Where do we see it? |
|
Definition
| crust encircling the lash. Seen in staph bleph. |
|
|
Term
| Oily lid? that may be............ |
|
Definition
| staph beph. they can appear oily because of the tears |
|
|
Term
| What are telangic vessels? |
|
Definition
| dilaed vessels on the lid that appaear under the epidermis. they are like that because tehy are releasing pmn's to clear infection |
|
|
Term
| What is madarosis, and what type of pt is it seen in |
|
Definition
|
|
Term
| loss of lashes and infected follacles are a sign of? |
|
Definition
|
|
Term
|
Definition
| severe bleph. EROSION OF THE EPITHELIUM |
|
|
Term
What is trickiasis?
seen in? |
|
Definition
mmisdirected lash (point towards the cornea and may scratch lash).
seen in staph bleph
tricky lash! |
|
|
Term
| What is tylosis and where do we see it/ |
|
Definition
| red and thickened lid margin seen mostly in chronic disease. seen in staph bleph along with madarosis |
|
|
Term
| How is the cornea affected with bleph? |
|
Definition
PEE - which can result from reaction to bacterial exotoxins.
PEE stains with flurosceine |
|
|
Term
| Diagnose Staph bleph based on? |
|
Definition
| severity and clinical findings. |
|
|
Term
| Treatment of staph bleph involves? |
|
Definition
lid hygine
- remove crusts
- remove bacteria
-increase blood circulation to lid margin via warm compress
- lid scrub.
- epilate lash if trichiasis |
|
|
Term
| Antibiotics ointment applied to lid margins used when... |
|
Definition
lid scrubs arent working well.
Bacitracin: cell wall inhibitor
Erythromycin: macrolide - gram+ and some gram -. ribosomal.
Gentamicin: aminoglycoside
Tobramycin: aminoglysice
gentle to severe: E>B>T>G
Use 1x-4x per day |
|
|
Term
|
Definition
NO!
allergy - neomycin. contact dermatits |
|
|
Term
|
Definition
when SEVERE
Doxycyclin
Tetracuclin
bacterial and antibiotic effects. use 27 mg once a day. |
|
|
Term
|
Definition
1-3 weeks depending on severity.
Cornea = one week or a few days
Patient education. we want to control not cure. |
|
|
Term
| Staph blehp - associated marginal infiltrate |
|
Definition
when WBC infiltrate the cornea between the epithelium and stroma (subepithelia)
- you then get white spot in the cornea periphery with a clear area between it and the limbus
- does not stain with flurosceine
when the white cells die, they release enzymes that can damage teh epithelium above the infiltrate.
- teh infiltrate may then stain in a sporadic puncture pattern. |
|
|
Term
| with Associated marginal epithelia, you get |
|
Definition
hypersensitivity to staph toxins...
inflammatory cascade is triggered by an antigen-antibody reaction to an infectionear the limbus us agent. |
|
|
Term
| Marginal infiltarte occur |
|
Definition
|
|
Term
| How do you treat marginal infiltrates? |
|
Definition
| topical steroids or topical abtiboitic/steroid combo to reduce the cascade like Tobramycin and doxycylin |
|
|
Term
|
Definition
type 4 hypersensitivity reaction to staph toxins. appears with blepharitis
It is a raised white lesion on the conj, limbus,or corenea.
it can move over the cornea pulling blood vessels and scarring as it goes. |
|
|
Term
| Phlyctenule, in simle terms is a: |
|
Definition
| cell-mediated reactino that causes wbcs to move into the area. due to hypersensitvity to toxins. |
|
|
Term
phlyctensule treatment:
(they used to be associated with?) |
|
Definition
same treatement as staph bleph: steroid/antibiotic combo.
TB |
|
|
Term
|
Definition
| chronic disorder of the skin/head areas where sebaceous glands are abundant. you get dandruss - excess shedding of the sap is a symptom of seborrheic dermatitis. |
|
|
Term
| seborrheic blepharitis is often associated with |
|
Definition
|
|
Term
| Subjectively find seb bleph? |
|
Definition
it is asymptomatic, posisble mornign mattering, dry eye complains, symptoms may depend on other concurrent processes.
similar to staph bleph. pt may no t know they have it. |
|
|
Term
|
Definition
greasy waxy scales at the base of the lashes that flake off easily (like dandruff), aka scurf.
the skin of the lid is a little greasy.
iit looks very much like staph bleph, but much more oily. |
|
|
Term
| Corneal involvement in seb bleph? |
|
Definition
| PEE. more common with seb bleph than staph bleph. |
|
|
Term
|
Definition
| plain jane, lid hygine, lubicants, follow up, educate. |
|
|
Term
|
Definition
| staph bleph and staph superinfection |
|
|
Term
| Meibomain sebhorreic bleph |
|
Definition
unknown etiology; excess oil production, quality of oil is abnormal.
the sebacious glands of the skin secrete more oil than usual. it makes the eye dry! |
|
|
Term
|
Definition
Frothy tears! little dandruff
conj injection, just like staph bleph. |
|
|
Term
| Meibomain seb bleph treatment: |
|
Definition
| hygine on lids and lubrricants |
|
|
Term
|
Definition
localized eczematoid inflammation of the lid on the outer canthus and sometimes medial canthus
staph - dry and scaly
Moraxella: wet and macerated lid with whitish frothy discharge
Angular bleph may also invovled the conj
TREAT WITH ANTIBIOTIC OINTMENT. |
|
|
