TMD 2015 Flashcards

1
Q

Where are some potential locations where the masseter may refer pain?

A

Ear, mandibular molars, above eye

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2
Q

Where are some potential locations where the anterior temporalis may refer pain?

A

maxillary anterior teeth

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3
Q

Where are some potential locations where the middle temporalis may refer pain?

A

maxillary premolars

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4
Q

Where are some potential locations where the posterior temporalis may refer pain?

A

maxillary molars

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5
Q

Where are some potential locations where the sternocleidomastoid may refer pain?

A

ear, eye, above eye (can be contralateral), occiput

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6
Q

Where are some potential locations where the posterior cervical muscles may refer pain?

A

temple, eye, ear

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7
Q

Where are some potential locations where the lateral pterygoid may refer pain?

A

TMJ, eye, zygoma

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8
Q

Where are some potential locations where the temporalis tendon may refer pain?

A

mimics TMJ and masseter pain

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9
Q

Masseter muscle OINA

A

Origin: Zygomatic arch
Insertion: Lateral surface of ramus of mandible and coroid process of mandible
Innervation: Masseteric branch of V3
Action: Closes the jaw by elevating/closing the mandible

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10
Q

Temporalis muscle OINA

A

Insertion: Coronoid process and anterior border of mandible
Origin: Temporal fossa(bone) andfascia
Innervation: Deep temporal branches of V3
Action: It elevates the mandible and closes the jaw. The posterior fibers retract the mandible

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11
Q

Lateral pterygoid muscle OINA

A

Origin: The upper head originates from the lateral surface of the greater wing of the sphenoid bone. The lower head originates from the lateral surface of the lateral pterygoid plate of sphenoid bone
Insertion: Neck of condyle of mandible and articular disc and capsule of TMJ
Innervation: Branches of V3
Action: It opens the mouth. Acting together, they protrude mandible; acting alternatively, grinding action

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12
Q

Medial pterygoid muscle OINA

A

Origin: From the medial surface of lateral phterygoid plate of sphenoid and and pyramidal process of palatine bone (deep head) and tuberosity of mandible (superficial head)
Insertion: Lower part of the medial surface of the mandible and angle of the mandible
Innervation: Pterygoid branches of V3
Action: Elevates the mandible and closes the jaw. Acting together, protrude mandible. Acting alone, protrudes one side. Acting alternatively, grinding action

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13
Q

Myofacial pain: description and treatment

A

Referred Pain From A Tender Point To A Distant Site
Treated With Stretching Heat And Cold And Rest
Muscle Relaxants Can Be Helpful

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14
Q

Myalgia: description and treatment

A
Muscle Soreness
Tender To Palpation
Does Not Refer To A Distant Site
Most Common Muscle Pain
Responds To Stretching
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15
Q

Myositis: description and treatment

A

Muscle Inflamation.Usually due to Trauma or Infection
Treated Differently Than Muscle Tightness/Myalgia
NSAIDS
Steroids
Rest
No Stretching

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16
Q

Muscle spasm: description and treatment

A

Muscle Inflamation.Usually due to Trauma or Infection
Treated Differently Than Muscle Tightness/Myalgia
NSAIDS
Steroids
Rest
No Stretching

17
Q

Protective splinting: description and treatment

A

Muscle Tighten To Protect Joints Or Other Muscles
Need To Find The Cause Of The Need To Protect
Treat The Cause And Use Muscles Relaxants And Rest And Stretching

18
Q

Myofibrotic contracture: description and treatment

A

Muscle That Has Undergone Degenerative Change That Causes The Contracted State To Persist
Usually Due to Injury or infection
Calcified Contracture (Rare)
Can Be Hereditary

19
Q

What is the distinction between myalgia and myofascial pain?

A

Myalgia is localized muscle soreness, whereas myofascial pain REFERS from the tender point to a distant location

20
Q

What are three diagnostic classifications for TMJ disorders?

A

Deviation in form, disc displacement (with or without reduction), dislocation

21
Q

From a macro perspective, what are treatment options for TMD?

A

rest, medication, physical therapy, intra oral applicances, surgery, biofeedback

22
Q

What is a “healthy” vertical range of motion possible when opening the mouth?

A

Over 40 mm

23
Q

What is a typical value for lateral range of motion?

A

10-12 mm

24
Q

What is a typical value for protrusion?

A

8-10 mm

25
Q

Name several temporalmandibular disorders

A

Capsulitis, osteoarthritis, internal derrangements, systemic arthritis, traumatic arthritis, myalgia, myositis

26
Q

What are eight types of occlusal applicances that may be used as part of TMD treatment?

A

stabilization, antreior positioning, anterior bite, posterior bite, pivot, resilient (soft ones), distraction, and mouth restricting appliances

27
Q

What are some medications used for prophylactic treatment of migraines?

A

Amitriptyline, Aspirin, Beta-blockers, Calcium channel blockers, Clonidine, Cyproheptadine, Methysergide, Naproxen

28
Q

What are some abortive therapies for acute treatment of migraines?

A

Ergotamine/caffeine, ergotamine derivatives, isometheptene, Sumatriptan

29
Q

What are some medications that provide symptomatic relief in the acute treatment of migraines?

A

Aspirin, Acetaminophen +/- codeine, butalbital/caffeine combinations, butorphanol tartrate, metoclopramide, other opiods

30
Q

Infrequent migraines (less than 5-6 per month) can be managed with abortive medication

A

Triptan abortive medications include sumatriptan (imitrex) and several others

31
Q

What are some of Dr. Cohen’s favorite medications commonly used to treat migraines?

A

Inderal (beta blocker), Verapamil (Ca+ channel blocker), Pamelor (Na+ channel blocker/SNRI), Topamax (anti convulsant)

32
Q

Peripheral afferent nerve fibers: A-alpha, A-beta, A-gamma

A

large, myelinated, tactile and proprioceptive (NOT involved in pain transmission, but may begin transmitting pain if it goes on long enough untreated)

33
Q

Peripheral afferent nerve fibers: A-delta

A

small myelinated, pain that is prickling, touch, warmth and cold

34
Q

Peripheral afferent nerve fibers: C fibers

A

unmyelinated pain, burning, itch, warmth and cold

35
Q

What are some examples of neurogenic input that may lead to pain perception?

A

nerve compression, chemical, nerve regeneration, SMP (sympathetically maintained pain when the nerve that opens and closes vasculature transitions into pain transmitter)

36
Q

What are common forms of medication used to treat peripheral neuropathy?

A

antiseizure, TCAs, opioids, and topical medications

37
Q

What are some characteristic neuropathic pain medications?

A

Tegretol, Depakote, TCAs, Neurontin, Baclofen, Hytrin and Minipress, Gabatril, Topamax, Trileptal, Lamotrigine, Dilantin