Dental Correlation Flashcards

1
Q

Odontogenic infection of Ludwing’s Angina
most commonly from?
Etiology?

A

Most commonly from fisrt, second, third molars

local trauma, salivary gland infections, infected brachial cleft or thyroglossal duct cyst, oral surgery procedures

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2
Q

clinical presentation of Ludwing’s angina swelling

A

B/L swelling of the subandibular, submental, sublingual spaces

painful swallowing, difficulty swallowing, shortness of breathe, trismus, inability to handle oralsecretions, fever, malaise

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3
Q

clinical presentation of hyperthyroidism

A

nervous, diaphoretic (sweating), thin, with tremor and exopthalmus, heat intolerance

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4
Q

what are the levels of TSH and T3 and T4 with primary hyperthyroidism?

A

The TSH is LOW

and the T3 and T4 are higher

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5
Q

what tests do you order with a patient with hyperthroidism?

A

Thyroid functoin tests for T3 T4 and TSH

thyroid antibodies

thyroid radioactive iodine 123

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6
Q

what is the most common cause of hyperthyroidism? describe it

A

Grave’s Disease

Autoimmune disease that produces IgG type of antibodies known as thyroid stimulating immunoglobulins (TSI’s) – they bind to the TSH receptor in the thyroid gland and cause the release of T3 and T4

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7
Q

how is hyperthyroidism treated?

A

Antithyroid medication - to try and inhibit the synthesis of thyroid hormones

Radioactive iodine therapy – can destroy thyroid follicular cells – but could lead to hypothyroidism (avoid in pregnancy and children)

Thyroidectomy – side effects

Propanolol- treat tachycardia and hypertension

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8
Q

what oral findings may be associated with hyperthyroidism?

A

Increased susceptibility to caries

perio disease

enlargement of extraglandular thyroid tissue

maxillary or mandibular osteoporosis

accelerated dental eruption

burning mouth syndrome

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9
Q

describe dental management with hyperthyroidism patient

A

Establish the current diagnosis of the hyperthyroidism (primary / secondary?)

What tx are they one? – medication?
Know their medical status and latest findings on test

STRESS REDUCTION PROTOCOL – morning appointments, nitrous oxide, sedation, go WITHOUT A VASOCONSTRICTOR?? – so can use epi ONLY IF IT IS WELL CONTROLLED

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10
Q

describe thyroid storm

A

Life threatening – represents a sudden and severe exacerbation of the signs and symptoms of hyperthyroidism manifested by fever, restlessness, tachycardia, a fib, pulmonary edema, tremor, sweating….nnot treated = coma or death

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11
Q

Synthroid medication

A

treats hypo thyroidism – often patients with hyper will eventually take this b/c those medications can cause hypo

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12
Q

how does hypothyroidism present clinically?

A
cold intolerance 
weight gain 
weakness
fatiue 
decreased BMR 
decreased CO 
dry, rough skin, edema, aemia?
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13
Q

oral maifestations associated with hypothyroidism?

A

MACRO-glossial - large tongue

Dysgeusia – alteration of taste

delayed eruption of teeth

poor perio health

delayed wound healing

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14
Q

Dental Tx considerations in Hypothyroiod patient

A

IF WELL CONTROLLED – no special precaustions for routine or emergency

if patient seems lethargic or decrease in respiratory rate – need to think maybe it is uncontrolled

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15
Q

Dental Tx considerations in Hypothyroidism pt that is undiagnosed, uncontrolled, or untreated

A

elected procedures should be delayed

surgical procedures should be avoided

acute orofacial infections treat aggresivly

BE OBSERVANT TO INCREASED LETHARGY– decreases in respiratory rates

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16
Q

oral implications of DIABETES

A

Xerostomia – 2nd to salivary gland dysfunction

increased risk of oral infections

increase incidence and severity of gingival inflammation, perio abscess, and chronic perio disease

increase incidence and severtiy of caries

glossodynia = burning mouth and some dysgeusia

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17
Q

Type 1 DM

A

disordered carb metabolism and inappropriate hyperglycemia

due to deficiency of endogenous insulin secretion

18
Q

results of DM

A

accelerated atherosclerosis, neuropathy, nephropathy, and retinopathy

19
Q

type 2 DM

A

either a deficiency of endogenous insulin secretion and or a combination of insulin resistance and inadequate insulin secretion to compensate

20
Q

clinical manifestations of DM

A
Polyuria- large quantities of dilute urine
Polydispsia -- increases in thirst
Polyphagia- excessive hunger 
weight loss
fatigue 
nausea 
candidal infections 
frequent infections
21
Q

lab test for Blood sugar control

A

fasting blood glucose level

Hb1Ac levels – monitored every 3 months = glocosylated hemoglobin

22
Q

Fasting blood sugar is more than should you defer tx? HbA1c levels?

A

greater than 250 mg/dl

if HbA1c levels is over 9%

23
Q

time for diabetic pt apointment?

A

mornings

24
Q

what level of fasting sugar should you give patient glucose

A

if only 70-90 md/dl give glucose

if over 200 defer elective tx

25
Q

Describe COPD

A

insidious onset

usually presents in 5th or 6th decade of life and complaints of excessive cough, sputum productoin, and shortness of breathe

26
Q

blue bloater

A

predominatley with chronic bronchitis

secondary to chronic hypoxemia and hypercabia (increased Co2 levels)

peripheral edema

tachycardia, tachypnea, and chronic cough with production of large amounts of sputum

27
Q

pink puffers

A

predominately emphysema

a cachectic appearance, but pink skin color

dyspnea manifested by PURSED LIP breathing and use of accessory muscles of respiration

28
Q

LA for pt with COPD?

A

pateint in supine position

LA is NOT contraindicated – but if demonstrating CV side effects – may require the limited use of vasoconstrictors

use of oximeter to determine oxygen saturation

29
Q

most epi you can give cardiac patient of epi

A

0.04

30
Q

T/F with severe COPD use of rubber dam is problematic, nitrous oxide is contraindicated, and sedative medications rewuire low dose oral benzodiazepines

A

TRUE

+ narcotic analgesics are used with caution b/c they are respiratory depressants

31
Q

T/F asparin should be avoided in aspirin sensitive asthmatics

A

TRUE

32
Q

angina =

A

chest pain

33
Q

stable angina

A

attacks of chest pain are limited duration and are predictably induced by exertion

pain is usually relieved by decreasing the cardiac metabolic demand or by nitroglycerin (which helps widen the blood vessels – dilation)

34
Q

unstable angina

A

attacks occur more frequently and produce more symptoms than those with stable – can occur more progressively (w/ less activity and may occur at rest)

35
Q

variant angina (Prinzmetal’s)

A

ST deviation on ECG – coronary artery spasms associated

  • attacks in morning
  • if prolonged could result in MI and dysrhythmias or death

patients tend to be younger than patietns with chronic stable angina or unstable angina

36
Q

vasocontrisctors contraindicated in angina patients?

A

Not an absolute contraindication but they are a relative

  • procedure short– dont
37
Q

if pt. develops chest pain during dental tx?

A

put patient in comfortable position – supplement oxygen to sat > 94% – check vital signs of BP and pulse

give .4 mg of Nitroglycerin – recheck VS

if not better assume MI (myocardial infarction) and call 911
M -- morphine
O-- oxygen
N -- nitroglycerin
A-- ASA
38
Q

pt. with past medical history of myocardial infarction?

A

need to be aware of the duration and extent of any procedure

obtain a current status and stability of patient

look for continued risk factors

  • hypertension
  • hyperlipidemia
  • diabetes mellitus
  • smoking

*use of pre-treatment nitrates

CONSIDER LIMITING TOTAL DOSE OF LA CONTAINING VASOCONSTRICTORS

39
Q

signs of right sided heart failure

A

Jugular venous distension

enlarged and tender liver and spleen

ascites - abnormal swelling in peritoneal

peripheral edema

cyanosis

fatigue and weakness

40
Q

tx of odontogenic infection

A

perform surgical drainage and to remove the cause of the infection