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95 Cards in this Set

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List and describe the 5 categories of dysphagia.
1. Constricta- narrowing of he pharynx/esophagus
2. Lusoria- esophageal compression by the right subclavian artery
3. Oropharyngeal: difficulty propelling from the mouth to the esophagus (common)
4. Paralytica: paralysis of the muscles of the mouth, pharynx, or esophagus
5. Spastica: dysphagia from spasm of pharynx/esophagus
Dysphagia is not a medical diagnosis, but rather it is...
a symptom of an underlying disease and is described by its clinical characteristics.
Define dysphagia.
an impairment of emotional, cognitive, sensory, and/or motor acts involved with transferring a substance from the mouth to stomach, resulting in failure to maintain hydration and nutrition, and posing a choking and aspiration risk
What are some symptoms of dysphagia?
choking, coughing, food sticking, regurgitation, odynophagia (painful swallow), drooling, unexplained weight loss, nutritional deficits
What are the 2 hallmarks of dysphagia?
1. delay in propelling the bolus as it moves from mouth to stomach and/or
2. misdirection of a bolus
Bolus entering the airway and/or lungs or material that enters the mouth, pharynx, or espohagus during swallowing but fails to reach the stomach
misdirection of a bolus
T/F: Not all patients with swallowing show obvious delay in bolus flow/midirection
T
T/F: Only when swallowing changes result in changes in eating habits associated with medical complications (undernourishment, aspiration penumonia) is a person truly classified as having dysphagia.
T
The result of weakness/incoordination of the hand/arm used to move food from the plate to the mouth
feeding disorder
____% of people who have had an acute stroke could have dysphagia and ____% of that group could have silent aspiration
50
20
T/F: Dysphagia is more common after consecutive hospital admissions.
T
T/F: Once patients enter the hospital setting, their chances of returning to eating foods increases.
F
What are the medical consequences of dysphagia?
aspiration pneumonia
dehydration
undernutrtion
immune system compromised
infection, sepsis, death
What are the psychosocial consequences of dysphagia?
limits the extend of socialization, leading to lifestyle change
fear of choking = social isolation & depression
even subtle diet changes can lead to feelings of discontent
What are the steps involved in a clinical eval?
1. review of the medical & psychosocial history
2. physical eval that includes mental status screening
3. evaluation of the musculature of the head & neck
4. trial swallows of liquid, semisolid, & solids
5. instrumental assessment (if further testing needed)
What are the steps in clinical management of dysphagia?
1. Identification (is dysphagia present?)
2. simple screen (wathing pt eat/drink)
3. instrumental assessment (barium x-ray, direct visualization, etc.)
What are some instrumental assessments for dysphagia?
modified barium swallow (videoflouroscopy/esophagram) - most common
pressure measurements
What are treatment goals for dysphagia?
Make sure the pt can eat & drink enough food to be nourished and hydrated and prevent aspiration pneumonia
What are behavioral interventions for swallowing?
encouraging pt to change swallowing behavior
What is a compensatory intervention for swallowing?
postural changes, change in eating rate
What is a rehab intervention for swallowing?
teaching a new way to swallow
strengthening the muscles
What is a medical intervention for swallowing?
change in medication that affects mental status
placement of NG tube
What does the otolaryngologist focus mainly on?
upper digestive tract
What does the gastroenterologist focus on?
esophagus
manage GERD
place PEG tube
What does the radiologist focus on?
GI tract
modified barium swallow w/ SLP
What does the neurologist focus on?
identification & management
What does the nurse focus on?
24- hour monitoring of the swallowing problem
administering tube feedings
maintaining good oral hygiene
How long is a stay in an acute care setting? What is the prevalence of dysphagia?
2-5 days
13%
Introduced in the NICU to minimize the potential for emotional and neurodevelopmental disorders
integrated developmental care
What do NICU interventions focus on?
improving systems of delivering respiratory support (result in higher survival rate)
Allows infants to sleep for 3 hours after which they are awakened for all care
cluster care
How long is a typical stay in a subacute setting?
5 to 28 days; after this they are discharged to home, rehab, or SNF
How long is a rehab setting stay? What is the goal of therapy here?
1 month
goal: return pt to dietary level near normal
ensure that special maneuvers are upheld i.e. chin tuck etc
What is the dysphagia prevalence in a SNF? Most of the therapy here is focused on....?
60%
preventing aspiration pneumonia (intervention, dietary monitoring)
A statement executed by the patient/family member detailing their desires and wishes about medical care in a life-threatening situation
advanced directive
What is the focus of therapy in a home health setting?
making sure the patient is using the feeding strategies/ has improved to a point where dietary level can change
What separates the oral cavity from the nasal cavity?
bony palate & velum
The ______________ & _____________ ______________ seal & open communication between the nasal & oral cavities during swallwowing and respiration.
velum; posterior nasopharynx
This is protected during pharyngeal swallow by occlusive muscular constriction of the laryngeal vestibule and downward displacement of the epiglottis.
respiratory system
Inferior margin of the laryngeal ventricle; attached to the thyroid cartilage
true VF
separate the ventricle and the vestibule
false VF
During this stage, food is masticated in preparation for transfer
oral preparatory stage
What CNs are involved in the oral prep statge?
CN 5, CN 7, CN 12
Which branch of CN 5 innervates the muscles for chewing behaviors?
mandibular branch
What are the muscles for chewing behaviors?
1) masseter- close jaw
2) temporalis- moves jaw up, down, forward, back
3) pterygoid- bilaterally elevate mandible when shifting jaw side to side
This CN innervates lower facial muscles attached to the maxilae and mandibule.
facial nerve CN 7
What does the facial nerve include?
buccinators- compress lips & flatten cheeks when moving food across teeth
Which CN innervates the tongue, which contains 4 separate intrinsic muscles?
hypglossal CN 12
This stage of the swallow involves transfer of material from the mouth to the oropharynx (into the upper esophagus)
oral/pharyngeal stage
The __________ bone serves as a fulcrum that gives a mechanical advantage for pharyngeal musculature associated with swallowing behaviors of the posterior tongue, pharynx, and larynx
hyoid
During this stage of the swallow, material is transported through the esophagus intro the gastric cardia
esophageal stage
A tube that connects the pharynx to the stomach
esophagus
Food/liquid in the mouth stimulates...?
taste, temp, pressure receptors
Produced by the activation of the submandibular, submaxillary, and tongue and hyoid bone during bolus prep
saliva
How many times per hour do people swallow?
18-400
What is the primary sensory receptors?
dorsum of the tongue (responsible for perception of salt, sweet, sour, bitter), activated by saliva
Responsible for taste sensation anterior 2/3 of tongue
CN 7
List the steps once the bolus has been prepared.
1. Tongue tip elevated to occlue the oral cavity @ alveolar ridge, bolus held against hard palate
2. Tongue tip & dorsum deliver bolus to pharynx
3. With the first movement of the tongue, respiration ceases, VF adduct
4. Tongue base applies pressure to tail of bolus wall
5. Tongue propels bolus posteriorly, palatopharyngeal folds are pulled medially to form a slit so bolus can pass through
6. Leator veli palatini elvates velum to seal nasopharyngeal opening
What 3 things maintain the positive pressure on the bolus as it moves towards zones of negative pressure?
tongue contact with velum, posterior pharyngeal wall, sealing nasopharynx
How are respiration and swallowing linked?
by their anatomy & relations in the medulla of the brainstem
Respiration is ___________ by swallowing
respiration
This stage begins when bolus arrives at the level of the valeculae
pharyngeal stage
Which 5 mechanisms are active in preventing the bolus from entering the upper airway?
1. cessation of respiration
2. approximation of T/F VF
3. closure of laryngeal aditus
4. defelction of bolus material by tongue base rising over larynx
5. division of bolus through valleculae
What is the ordered pattern of function that depends on coordinated activities in three distinct zones?
esophageal stage
Altering ________________, __________, ________________, & ___________________ may affect the biomechanics of the normal swallow
volume, texture, taste, delivery method
What is a normal amount of liquid taken per swallow?
10 to 25 mL
As the bolus size increases, the ___________ stays open longer
PES
As the bolus becomes ________________, more tongue pressure is needed to transition the bolus
thicker
T/F: effects of sweet, sour, salty, bitter did not affect swallwoing pressures
T
What does successful straw drinking require?
adequate lip strength
intraoral pressures to draw fluid into the oral cavity from the cup
T/F: There are no significant differences observed when comparing younger and older cohorts on their ability to generate maximum tongue pressures on nonswallowing tasks
F
Dentures may affect _________-stage mechanics
oral
Movement of the esophagus decrease/increases with age? There is an increase of _________________ actions.
decreases
nonperistaltic
What is a pharyngeal swallow initated by?
sensory impulses transmitted as a result of stimulation of recepters on face, tonsils, soft palate, tongue base, etc
Sensory impulses reach the medulla through CN ...?
7, 9, 10
Mastication depends primarily on CN _____ while muscles of the lips and cheeks depend on CN ____
5
7
What are the 3 levels of the nervous system organization for swallowing?
1. peripheral level linked to bolus characeristics
2. subcortical level that organizes and executes patterns of efferent activity
3. descending cortical portion that responds to any needed changes to modify feeding behavior
How many disciples are involved in a TEAM approach?
3.5 PER PATIENT
This is sometimes referred to as a clinical examination because it is not just done at the bedside. It can be modified for an uncooperative patient. It gives a ____________ prospective compared to a dysphagia screening.
bedside exam
broad
Includes tests that are conducted outside the clinical environment like radiographic studies
insrumental eval
What are the 3 main components of a clinical evaluation?
1. medical history
2. physical inspection of the swallowing musculature
3. observation of swallowing competence with test swallows
What are the 5 reasons for performing a clinical eval?
1. define the potential cause
2. establish a hypothesis that defines the disorder
3. develop a list of questions that may require further study
4. establish a tx plan
5. establish the readiness of the pt
If a patient is not cooperative or does not perform, what do we rely on as clinicians?
medical history/observation of swallow
A valid screening tool will have high levels of...?
sensitivity
specificity
Why is early detection of dysphagia important?
if undetected, it can lead to increase in morbidity, risk of death, and length of hospital stay
What is a common point within diagnosis?
ask the patient to describe the problem
Investigation should be tailored to the _______________ since most abnormalities occur there. If the pt reports these things in addition to heartburn, dysphagia may be present
esophagus
prior dilatation, pain, weight loss
Lump int he throat relieved by swallowing/talking, not cause for dysphagia; thought to be hysterical
globus hystericus
Medical term for the feeling of food or fluid getting stuck.
globus sensation
Patients with globus sensation have more difficulty swallowing __________ than _________.
solids than liquids
If a patient is choking on liquids/solids, it suggests a __________________ cause. If a patient is not choking but has dysphagia, it suggests a ________________ cause.
pharyngeal
esophageal
Described as pain/fullness in the chest associated with reflux
GERD (heartburn)
If there is excessive chewing of solid food to avoid the sticking sensation, it can indicate....?
esophageal disease
If there is liquid that comes back through the nose, it can indicate...?
pharyngeal disease
What are the clincal signs of dysphagia?
-drooling from lip, tongue weakness, poor dentition, loss of strength, ROM in tongue, jaw, velum
-poor strength/coordination that results in choking on liquids/lack of bolus flow
-cognitive deficits: failure to chew, talk while swallowing, inattention to feeding