Medical Emergencies Flashcards

1
Q

___% of over 5000 dentists reported 1 or more emergencies over a 10 year period. According to another survey, dentists will experience ___ emergencies in their lifetime, usually during what procedure? 76% of medical emergencies are due to ___

A

90%

7.5 (38% occurred during extraction procedures)

Stress

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2
Q

___ is the best medicine to treat emergencies

A

Prevention

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3
Q

Prevention begins when ________. What are some things you can do to prevent medical emergencies.

A

The patient enters your office

Training
Have important phone numbers on hand
Go over the health hx
Have proper equipment

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4
Q

What are 7 basic questions you should ask about their health history to prevent medical emergencies?

A

1) do you have any allergies
2) is there a hx of bleeding
3) do you have SOB
4) do you have or had CP
5) are you taking any medications
6) have you ever been admitted to the hospital
7) are you taking any herbal supplements? (Drug-drug interactions, metabolites. Often cause increase in bleeding.)

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5
Q

What is some office equipment you should have in case of emergencies?

A
Oxygen tank (green) 
Ambu bags (given if they are having difficult time breathing)
Tonsil suction
Forceps
Oral airways
Flashlight
Syringes/needles
Venturi suction (portable (in case power goes out)

Medications

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6
Q

What does PRAY stand for in regards to the hierarchy of medical emergencies?

A

P: prepare in a timely, efficient manner

R: recognition of predisposing signs/symptoms

A: action plan to stabilize pt

Y: yell to know where to obtain help

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7
Q

What are the two classification so medical problems?

A

Less than life-threatening

Life threatening

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8
Q

Name 7 emergency medications that should be kept in the office.

A

Epinephrine

Diphenhydramine

Diazepam

Naloxone

Hydrocortisone

Meperidine

50% dextrose

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9
Q

What are 6 monitoring equipment devices that should be kept in the office?

A

BP

Electrocardiogram

Pulse oximeter

Capnography

Temperature monitor

Defibrillator device

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10
Q

What is the most common emergency in private practice? What is the second and third most common emergency?

A

1) syncope
2) mild allergic reaction
3) angina pectoris

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11
Q

What is the differential diagnosis for loss of consciousness?

A
Syncope
Orthostatic hypotension
Adrenal insufficiency 
Allergic reaction
Airway obstruction 
Seizures
MI/arrhythmia
Hypoglycemia 
Stroke
Drug overdose
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12
Q

What is the differential diagnosis for respiratory distress?

A

Airway obstruction (laryngospasm, foreign body)

Hyperventilation

Allergic reaction (anaphylactic vs. anaphylactioid)

COPD

CHF (pulmonary edema, dyspnea, pe)

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13
Q

What is the differential diagnosis for cardiovascular diseases… chest pain, BP, cardiac dysrythmias?

A

Chest pain: angina pectoris, MI

BP: HTN, hypotension, stroke

Cardiac dysrhythmias: bradycardia, tachycardia, arrhythmias

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14
Q

What are some drugs that can cause orthostatic hypotension?

A

Anti-HTNs

Phenothiazines

Tricyclic anti-depressants

Narcotics

Anti-parkinson drugs

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15
Q

What are some non-drug related causes for orthostatic hypotension?

A

Starvation/exhaustion

Poor postural reflex

Pregnancy

Venous pooling in legs

Endocrine dysfunction (addison’s disease)

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16
Q

What do you do to prevent orthostatic hypotension?

A

Raise pt slowly and assist pt

Check BP preop and postop

17
Q

What do you do to treat orthostatic hypotension?

A

Monitor vital signs

Keep in supine position (feet elevated)

Maintain airway

18
Q

What is the treatment for vasodepressor syncope?

A

Keep in supine position with feet elevated

Maintain airway

Monitor vital signs

Ammonia vaporale

Cold towels

Oxygen by cannula, nasal hood

19
Q

What is the normal blood glucose level?

A

<110 mg/dl

Fasting Hba1c <6

20
Q

What are the signs and symptoms of hypoglycemia?

A

Sudden onset

Insulin dosing and no food

Moist skin, drooling

Strong pulse

Tremors, convulsions

21
Q

What are the signs/symptoms of hyperglycemia?

A

Gradual onset, no insulin, food

Dry skin, thirst, abdominal pain

Deep respirations

Weak and rapid pulse

Acetone breath

22
Q

Match the finger stick (mg/dl) levels to Hba1c levels.

135
170
205

A
135 = 6
170 = 7
205 = 8
23
Q

What is the treatment for hypoglycemia?

A

Oral carbohydrate under tongue

IV access: 50% dextrose, push slowly

If convulsions: loosen clothing, activate 911

Oxygen by cannula: 4L/min

24
Q

What is the treatment of hyperglycemia?

A

Insulin at hospital

Activate EMS

BCLS

Glucose finger stick

25
Q

What are the signs and symptoms of laryngospasms?

A

Increase RE

Crowing sounds

No air movement

Developing cardiac arrhythmia

26
Q

What is the treatment of laryngospasms?

A

Pack off site

100% oxygen

Suction

Alter tongue position

27
Q

What is the treatment of chest pain?

A

Stop procedure

Place pt in comfortable position

Loosen clothing

Can give nitroglycerine

Give oxygen

28
Q

What category is this pt according to their BP?

120-139/80-89

A

Prehypertension

29
Q

What is the category of pt according to their BP?

140-159/90-99

A

Stage 1

30
Q

What is the category of pt according to their BP?

Over 160/over 100

A

Stage 2 hypertension

31
Q

What are the signs and symptoms of a stroke?

A

Headache

Weakness/paralysis

Altered/slurred speech

Vertigo

Nausea, vomiting

32
Q

What is the treatment of a stroke?

A

Stop procedure

Administer oxygen

If conscious: call EMS

If unconscious: basic cardiac life support

33
Q

Both hyperthyroidism and hypothyroidism may cause altered consciousness. What are their signs and symptoms?

A

Hyperthyroidism: anxiety, tremors, elevated BP, racing pulse, flushed moist skin

Hypothyroidism: lethargic, decreased speech, bradycardia with elevated or lowered BP, edema, course skin, cold intolerance

34
Q

What should you avoid in hypothyroid pts and hyperthyroid pts?

A

Avoid CNS depressants in hypothyroidism

Avoid epinephrine in hyperthyroidism

35
Q

Most LA systemic complications occur when?

A

During or after LA

36
Q

What are the signs and symptoms of an epinephrine overdose?

A

Palpitations

Flushing

Diaphoretic

Headache

Anxiety

37
Q

Briefly describe the 4 types of allergic reaction.

A

Type 1: anaphylactic. IgE. Occurs within seconds to minutes

Type 2: cytotoxic. Activates complement. (IgG and IgM)

Type 3: immune complexes form. (IgG) Occurs within 6-8 hours

Type 4: cell mediated. Delayed. Occurs within 48 hours

38
Q

What do you do to manage rapid onset allergic skin reactions that have no CVS or respiratory involvement?

A

Administer oral or IM histamine blocker

Allow recovery ad discharge pt

39
Q

What do you do to manage a rapid onset allergic skin reaction with CVS and/or respiratory involvement?

A

Administer oxygen and perform venipuncture

Reposition patient

Keep supine with legs elevated

Administer histamine blocker