Term
Dental Problems in Special Pt Population |
|
Definition
- perio disease (most important)
- poor OH
- # of unrestored/extracted teeth
- malocclusion
- caries (same as other populations)
|
|
|
Term
Why do special patients have difficulty maintaining proper OH? |
|
Definition
- lack of coordination
- lack of understanding |
|
|
Term
What are 3 systemic health problems related to poor oral health? |
|
Definition
- heart disease
- stroke
- premature birth
|
|
|
Term
What are 6 barriers to access for care for special pts? |
|
Definition
- finding a dentist (that will treat them)
- architectural (e.g., lack of wheelchair ramp)
- transportational
- financial
- attitudinal
- psychological (fear)
|
|
|
Term
What are 3 sources of funding for special pt care? |
|
Definition
- medicaid (ends at 21)
- Dinar Grottos
- private funds (church, family, foundations)
|
|
|
Term
|
Definition
- non-progressive neuromuscular disorder caused by brain damage due to anoxia at or near birth
|
|
|
Term
|
Definition
- spastic - most common; e.g., hands compressed against chest
- athetoid - involuntary movement
- hypotonic - lack of muscle tone
- ataxic - walking dysfunction
- rigid
- mixed (usually see mixed)
|
|
|
Term
|
Definition
- spastic tongue thrusting
- speech problems
- mouth breathing
|
|
|
Term
Oral/Dental Problems for CP Pts |
|
Definition
- poor OH
- perio disease
- anterior open bite
|
|
|
Term
Mouth breathing in CP pts can cause __, which can be treated with __ products. |
|
Definition
|
|
Term
CP pts may take the medication __, which can cause __. |
|
Definition
- phenytoin (brand name dilantin)
- gingival hyperplasia |
|
|
Term
What percentage of children with CP have seizure disorders? |
|
Definition
|
|
Term
What precautions are taken with a (CP) pt who is prone to seizures? |
|
Definition
- if pt can tell they're about to have seizure, call 911
- don't put anything in the mouth that isn't ligated
- use a bite block |
|
|
Term
After a pt has a seizure, what steps should be taken? |
|
Definition
- discontinue Tx
- don't let them go home alone
- notify doctor
- document details in chart |
|
|
Term
|
Definition
- prolonged seizure
- life-threatening |
|
|
Term
Valproic Acid (Depakene) Use |
|
Definition
- for CP pts that have seizures |
|
|
Term
Valproic Acid (Depakene) Side Effect |
|
Definition
- thrombocytopenia (increased bleeding)
*consult with physician before surgery
|
|
|
Term
|
Definition
- seizure control
- anxiety control |
|
|
Term
Phenobarbital Side Effects |
|
Definition
- none major, but possible behavior problems in kids |
|
|
Term
What can be done to help manage CP pts in the office? |
|
Definition
- give muscle relaxants like benzodiazepine (e.g., valium)
- nitrous
- restraints (e.g., hand-holding, papoose boards) |
|
|
Term
|
Definition
- complex developmental disorder that affects communication and social interaction
- symptom onset usually before age 3 |
|
|
Term
|
Definition
- higher functioning form of autism |
|
|
Term
Asperger's Characteristics |
|
Definition
- dysfunctional social interaction
- clumsiness (delayed motor milestones)
- behavior repetition
- focused area of unusual intelligence |
|
|
Term
Autism Spectrum Disorder Characteristics |
|
Definition
- overly sensitive to physical stimuli
- distress from change in routine
- repeated body movements
- unusual attachment to objects |
|
|
Term
|
Definition
- expectation of unpredictable behavior
- discuss behavior with caregiver
- anxiolytic meds
- restraints
- general anesthesia |
|
|
Term
|
Definition
- not as many trisomy 21 cells
- higher functioning |
|
|
Term
Trisomy 21 Characteristics |
|
Definition
- low-set ears
- flat nasal bridge
- orbital hypertelorism
- mid-facial hypoplasia (makes jaw look big, like class III)
- short stature
- overweight
- exaggerated epicampal folds
- extra skin on back of neck
|
|
|
Term
Oral Manifestations of Down's Syndrome |
|
Definition
- low caries
- high perio disease - early tooth loss
- congenital absence of teeth (max laterals most common)
- delayed eruption of 1˚ teeth
- bruxism
- taurodont molars
|
|
|
Term
In pts with Trisomy 21, where do the first signs of perio disease appear? |
|
Definition
- lower anterior permanents |
|
|
Term
What are 2 reasons for the increased risk of perio disease in trisomy 21 pts? |
|
Definition
- immune cell dysfunction
- increased risk of leukemia |
|
|
Term
How is bruxism handled for CP and Down's pts with primary dentition? |
|
Definition
- do nothing (stainless crowns are expensive and will wear thru) |
|
|
Term
What are the major systemic complications associated with Down's Syndrome? |
|
Definition
- leukemia
- congenital heart defects
- intestinal problems
- URT infections with high fevers |
|
|
Term
Which subset of Down's Syndrome pts require prophylactic antiobiotics? Why? |
|
Definition
- those with congenital heart defects
- they are susceptible to subacute bacterial endocarditis (SBE) |
|
|
Term
What is one of the most significant complications for paralytics? What can be done to manage it? |
|
Definition
- bedsores
- have cushions available to minimize shearing forces |
|
|
Term
What is the major complication of spina bifida? What causes it? |
|
Definition
- hydrocephaly
- stenosis of aqueduct of sylvius (cannot maintain fluid equilibrium b/t lateral ventricles in brain, leading to expansion of one ventricle) |
|
|
Term
Should you provide antibiotic coverage for ventriculo-atrial shunts? For ventriculo-peritoneal shunts? |
|
Definition
- yes, for procedures that cause bleeding
- no (b/c shunt does not go to heart) |
|
|
Term
|
Definition
- water soluble proteins from latex used in various dental materials |
|
|
Term
|
Definition
- milky sap derived from rubber tree Hevea brasiliensis |
|
|
Term
Management of Pts with Latex Allergies |
|
Definition
- nitrile gloves, dam
- cover contact areas
- silk tape
- elastomeric thread
- molt mouth prop
- metal based prohpy brush
- JP drains
|
|
|
Term
Signs/Symptoms of Allergic Reactions |
|
Definition
- rash
- hives
- itching
- tearing
- sneezing, coughing
- wheezing, difficulty breathing
- chest pains/tightness
- throat tightness
- hypotension
|
|
|
Term
How do you manage a limited allergic reaction? |
|
Definition
Step 1: 1 mg/kg diphenhydramine every 4-6 hrs (max dose 300mg/24hrs) OR .01mL/kg 1:1000 SC epinephrine (max dose 0.5mL)
Step 2: 1 mg/kg diphenhydramine every 4-6 hrs for minimum of 48 hrs AND consult physician |
|
|
Term
What are the signs/symptoms of a myocardial infarction? |
|
Definition
- chest pain
- pain in left shoulder/arm
- pain in lower jaw/neck
- pain in upper back
- nausea, dizziness, vomiting
|
|
|
Term
For how many months after a myocardial infarction is a pt at increased risk for a second episode? |
|
Definition
- 3 months (so wait at least 3 months before dental treatment) |
|
|
Term
How do you manage a pt with chest pain? |
|
Definition
- if pt has been to cardiologist and is managing disease, OK to treat
- if severe, may refer to oral surgeon
- make sure pt has nitroglycerin
- if angina occurs during Tx, stop and let pt take nitroglycerin, then wait for symptoms to resolve
- nitrous OK |
|
|
Term
|
Definition
- congestive heart failure
- enlarged heart from having to pump harder |
|
|
Term
|
Definition
- shortness of breath
- swelling in extremities (clubbing of fingers = sign of hypoxia)
- tortuous neck veins |
|
|
Term
At what BP measurement should Tx be postponed? |
|
Definition
- a diastolic of over 100 |
|
|
Term
Is it OK to use nitrous and oral sedation meds with CHF pts? |
|
Definition
- yes (maybe even increase oral sedation dosage for day of Tx) |
|
|
Term
How should LA administration be altered for CHF pts? |
|
Definition
- don't use anything over 1:100,000 epi
- don't give more than 3 carpules (1.5 for kids)
- aspirate |
|
|
Term
What are 6 types of congenital heart defects? |
|
Definition
- ventricular septal defect
- atrial septal defect
- patent ductus arteriosus
- aortic stenosis
- coarctation of orta
- tetralogy of fallot
|
|
|
Term
For which heart conditions is antibiotic prophylaxis required? |
|
Definition
- prosthetic valve or part of valve
- previous infective endocarditis
- unrepaired cyanotic CHD, including shunts
- repaired CHD (with prosthetic material) w/in 6 months of repair (until endothelialization)
- repaired CHD with residual effects (that prevent endothelialization)
- cardiac transplant pts with valvulopathy
|
|
|
Term
For which dental procedures do pts with heart disorders require prophylactic antibiotics? |
|
Definition
- all that involve manipulation of gingiva or periapical region
- all that involve perforation of oral mucosa
- E.g., S/RP, oral surgery, prophy (for pts with inflamed gingiva)
|
|
|
Term
Which dental procedures do not require antibiotic prophlyaxis? |
|
Definition
- routine LA (even thru infection)
- x-rays
- placement of removable/ortho appliances (including brackets)
- adjustment of ortho appliances
- shedding of deciduous teeth
- bleeding from trauma to oral mucosa
|
|
|
Term
When should antibiotic coverage be given? |
|
Definition
30-60 min before procedure |
|
|
Term
What are the dosages for prophylactic antiobiotics? |
|
Definition
Amoxicillin - 2g for adults, 50mg/kg for kids
Clindamycin - 600mg for adults, 20mg/kg for kids |
|
|
Term
What is more important than prophylactic antibiotics for prevention of IE? |
|
Definition
|
|
Term
T/F: IE is more likely to result from daily activities like brushing, flossing, and using a toothpick than from dental procedures. |
|
Definition
|
|
Term
Is antibiotic prophylaxis indicated for pts with nonvalvular indwelling devices? |
|
Definition
|
|
Term
Which type of shunts require antibiotic coverage? Which do not? |
|
Definition
coverage - ventriculoatrial and ventriculovenous
no coverage - ventriculoperitoneal |
|
|
Term
Is antibiotic prophylaxis indicated for pts with prosthetic joints? |
|
Definition
- no (but they may be considered during the first 2 years after implantation) |
|
|
Term
What if prophylaxis is not administered before the procedure? |
|
Definition
- can take up to 2 hours afterwards |
|
|
Term
What if a pt that needs prophylactic antibiotics is already on long-term antibiotic treatment? |
|
Definition
- use a different kind for prophylaxis |
|
|
Term
Is antibioitic coverage indicated for CABG or coronary artery stent pts? |
|
Definition
- no (outside heart, so blood flow less turbulent, so bacteria less likely to colonize) |
|
|
Term
Why should pts that need antibiotic coverage be scheduled as the first pt in the morning or afternoon? |
|
Definition
- so that you won't get behind and miss their window of coverage |
|
|
Term
How much time between dental appts are necessary for pts with previous Hx of IE? |
|
Definition
|
|
Term
In addition to antibiotic coverage, what topical med can be administered to reduce risk of IE? |
|
Definition
- 0.12% chlorhexidine rinse (peridex) |
|
|
Term
What are fasting blood sugar levels for normal pts, pre-diabetics, and diabetics? |
|
Definition
normal = < 100mg/dL
pre-diabetic = 100-125mg/dL
diabetic = > 125 mg/dL |
|
|
Term
Besides high blood sugar, what are the signs/symptoms of diabetes? |
|
Definition
- increased thirst
- increased hunger w/o weight gain
- frequent urination
- weight loss
- blurred vision
|
|
|
Term
|
Definition
- measures amt of glycated hemoglobin (amt of sugar sticking to RBCs)
- tells how well diabetic pt is doing over time (2-3 months) |
|
|
Term
What is the incidence of type I diabetes? |
|
Definition
- 1 in 500 (from 5-18 yrs) |
|
|
Term
Causes of Type I Diabetes? |
|
Definition
- viral or toxic damage to pancreatic islet cells in kids who are genetically predisposed
- autoimmune damage to ß cells |
|
|
Term
What are the medical complications of diabetes? |
|
Definition
- kidney failure
- MI
- blindness |
|
|
Term
What blood sugar level is indicative of hypoglycemia? |
|
Definition
|
|
Term
|
Definition
- incoherence
- bizarre behavior
- dizziness
- seizure |
|
|
Term
How do you manage a pt with diabetes? |
|
Definition
- make sure they've eaten
- have source of glucose on hand
- stress OH (b/c increased risk of perio disease)
- morning appts (when blood sugar best controlled)
- consult physician before invasive treatment
|
|
|
Term
Dental Complications of Diabetes |
|
Definition
- perio disease
- xerostomia
- delayed healing |
|
|
Term
Is antibiotic coverage needed for diabetics? |
|
Definition
- only if poorly controlled for oral surgery OR if infection present |
|
|
Term
For HIV and chemo pts, at what PMN count should treatement be postponed/abandoned? |
|
Definition
|
|
Term
What are 3 major causes of immunosuppression? |
|
Definition
- HIV
- chemo
- bone marrow transplants |
|
|
Term
Signs/Symptoms of Immunosuppression |
|
Definition
- fever
- sore throat
- muscle/joint pain
- swollen glands |
|
|
Term
Oral Manifestations of AIDS in Kids |
|
Definition
- candidiasis
- atypical (fiery red) gingivitis
- parotid swelling |
|
|
Term
Oral Manifestations of AIDS in Adults |
|
Definition
- Karposi's sarcoma
- herpes
- hairy leukoplakia |
|
|
Term
What cellular entity is the key to defense against infection? |
|
Definition
|
|
Term
At what platelet count does excessive bleeding occur? |
|
Definition
|
|
Term
What can be used to treat mucositis in immunocompromised pts? |
|
Definition
- magic mouthwash (careful w/ kids b/c of lidocaine - toxic)
- tylenol
- chlorhexidine
- lasers |
|
|
Term
What is the most common bleeding disorder? |
|
Definition
|
|
Term
What are the activity levels of blood factors that cause: severe hemophilia and moderate hemophilia? |
|
Definition
severe - less than 1%
moderate - 2-5% |
|
|
Term
At what level of blood factor activity is it safe to undergo surgery? |
|
Definition
|
|
Term
What clotting factor deficiency is responsible for type A hemophilia? What percentage of hemophiliacs have this type? |
|
Definition
|
|
Term
A deficiency in which clotting factor is responsible for type B hemophilia? |
|
Definition
|
|
Term
T/F: Type A and B hemophilias are X-linked recessive disorders, which means that female carriers never show symptoms. |
|
Definition
F - it is X-linked recessive, but female carriers may still show symptoms |
|
|
Term
Management of Hemophiliacs |
|
Definition
- if pt has had replacement therapy, OK to treat
- do as much as possible in 1 visit to limit need for replacement therapy
- normal replacement therapy contraindicated for hemophiliacs w/ inhibitors
- tell hemotologist before procedure (especially if giving an IAN)
- use 27 gauge to facilitate aspiration
- if aspirate positive, then move needle and continue injection, but keep pt for a few hrs after procudure
- protect soft tissue (careful with film)
- never prescribe aspirin-containing meds
|
|
|
Term
T/F: Hemophiliacs bleed faster than other patients. |
|
Definition
|
|
Term
What is the only suitable test for hemophilia? Why? |
|
Definition
- partial thromboplastin time (PTT)
- prothrombin time, bleeding time, platelet function and count are w/in normal limits, but PTT is prolonged in mod-severe cases (may be normal in mild cases)
|
|
|
Term
What percentage of type A hemophiliacs have no family Hx of disease? |
|
Definition
|
|
Term
In type A hemophila, factor VIII levels are __, but factor VIII coagulation activity is __. |
|
Definition
|
|
Term
Type B hemophilia makes up what percentage of hemophiliacs? |
|
Definition
|
|
Term
Hemophilia C, a factor __ deficiency, is a(n) __ recessive disorder. |
|
Definition
|
|
Term
Clinical Manifestations of Hemophilia |
|
Definition
- joint and muscle bleeding (most common)
- post-op bleeding
- easy bruising
- social, psychological, vocational problems
- lack of excessive hemorrhage from cuts b/c platelets are normal
- mucosal bleeding infrequent |
|
|
Term
|
Definition
- fresh frozen plasma
- cryoprecipitate
- recombitant DNA
- amicar (slows clot breakdown)
- concentrates (most common) - take blood from donors and concentrate into powder, pts administer themselves
|
|
|
Term
What are factor VIII inhibitors? |
|
Definition
- antibodies to factor VIII (seen in 10-15% of hemophiliacs) |
|
|
Term
What is done to bypass factor VIII inhibitors? |
|
Definition
- give such a high dose of factor VIII that body can't make enough antibodies
- give factor IX, hoping that body will make antibodies to it instead |
|
|
Term
What are some local measures taken to reduce bleeding in hemophiliacs? |
|
Definition
- adrenaline
- topical thrombin
- absorbable collagen
- pressure
|
|
|
Term
What 2 blood components are affected in Von Willebrand disease? |
|
Definition
- factor VIII (deficiency)
- platelets (adhesion disorder) |
|
|
Term
T/F: Von Willebrand disease is X-linked recessive. |
|
Definition
F - it is autosomal dominant |
|
|
Term
T/F: Platelet count in Von Willebrand disease is normal. |
|
Definition
|
|
Term
Signs of Von Willebrand Disease |
|
Definition
- severe, frequent nosebleeds
- bruising easily
- prolonged menstruation |
|
|
Term
What 2 complications are especially prevalent in chemo patients? |
|
Definition
- bleeding (decreased platelets)
- infection (decreased lymphocytes) |
|
|
Term
|
Definition
- when blood leaves brain |
|
|
Term
What cardio symptoms are associated with syncope? |
|
Definition
- bradycardia
- hypotension |
|
|
Term
|
Definition
- if not sure what to do, call 911
- trendelenburg
- ammonium carpules
- rag on face or back of neck
- refer pt to physician to make sure not due to underlying condition |
|
|
Term
|
Definition
- when ANS pathways disrupted (e.g., by spinal cord injury)
- afferents sense that bladder is full, but cannot relay message to relax sphincter and empty bladder
- BP increases until bladder empty, so will increase indefinitely unless catheterized
- make sure bladder bag not full before Tx |
|
|
Term
|
Definition
- get consult from physician for sedation (especially w/ respiratory depressors like hydrocodone)
- get chest x-ray to determine lung capacity
- ask pt how they can best be seated |
|
|
Term
Duchenne Muscular Dystrophy |
|
Definition
- x-linked recessive defect in dystrophin gene (for muscular protein)
- causes progressive muscular degeneration
- poor prognosis |
|
|
Term
What are the 2 main causes of death in Duchenne muscular dystrophy? |
|
Definition
- inability to breathe (due to muscle degeneration)
- CHF (heart tries to pump hard to compensate for respiratory difficulties) |
|
|
Term
Symptoms of Duchenne Muscular Dystrophy |
|
Definition
- delayed muscle development
- drooling
- ptosis
- ataxia / frequent falls
- difficulty breathing |
|
|
Term
Duchenne muscular dystrophy pts are prone to what kind of condition affecting body temp? |
|
Definition
|
|
Term
How is malignant hyperthermia managed? |
|
Definition
- dantrolene Na
- manages fulminant hypermetabolism of skeletal muscle |
|
|
Term
Characteristics of Hypohydrotic Ectodermal Dysplasia |
|
Definition
- hypodontia
- hypotrichosis
- hypohydrosis (can lead to malignant hypothermia)
- angular chelitis
- cone-shaped incisors
- saddle-shaped nose
- face like inverted triangle |
|
|
Term
What type of genetic disorder is hypohydrotic ectodermal dysplasia? |
|
Definition
|
|
Term
What component of skin is missing in epidermolysis bullosa? |
|
Definition
- desmosomes b/t dermis and epidermis |
|
|
Term
T/F: Epidermolysis bullosa may diminish with age. |
|
Definition
|
|
Term
What are the 4 types of epidermolysis bullosa? |
|
Definition
- autosomal dominant simplex (no scarring)
- autosomal dominant dystrophic (scarring)
- autosomal recessive dystrophic (scarring)
- autosomal recessive lethalis (early death) |
|
|
Term
What medication can be used to diminish sores from epidermolysis bullosa? |
|
Definition
|
|
Term
What is the dental prognosis of hypohydrotic ectodermal dysplasia? |
|
Definition
- very good
- dentures when young (adjusted as they grow)
- implants when older |
|
|
Term
What are the dental ramifications of epidermolysis bullosa? |
|
Definition
- enamel hypoplasia (increased decay)
- taurodont molars |
|
|
Term
How do you manage a pt with epidermolysis bullosa during a procedure? |
|
Definition
- everything that touches skin must have (corticosteroid) cream on it to reduce friction |
|
|
Term
|
Definition
- autoimmune reaction to antibiotics (e.g., sulfur, penicillin)
- can have erythema multiforme (target lesions)
- can have permanent systemic sequelae
- can have uneruption of permanent teeth |
|
|
Term
What type of genetic disorder is neurofibromatosis? |
|
Definition
|
|
Term
T/F: Neurofibromatosis has one of the lowest mutation rates of any genetic disorder. |
|
Definition
F - it has one of the highest (can pop up w/ no family Hx) |
|
|
Term
Osteogenesis Imperfecta Characteristics |
|
Definition
- fragile bones (fractures)
- blue sclera
- dentinogenesis imperfecta
- deafness
- joint laxility
- skin fragility
- hernias
- cardiac valvular insufficiency |
|
|
Term
Neurofibromatosis Type I Dx Criteria |
|
Definition
- 6+ cafe au lait spots
- 2+ neurofibromas of any kind OR 1 plexiform neurofibroma
- freckling of axilla or groin
- 2+ lisch nodules (benign iris hamartomas)
- hearing loss
|
|
|
Term
|
Definition
- forms in deep tissue
- has fingerlike projections that cannot be removed |
|
|
Term
T/F: Neurofibromatosis can be highly disfiguring. |
|
Definition
|
|
Term
What are 2 diseases that involve taurodont molars? |
|
Definition
- Down's syndrome
- epidermolysis bullosa |
|
|
Term
What is meant by the multifactorial etiology of cleft lip/palate? |
|
Definition
- it involves multiple (poly)genes and environmental factors |
|
|
Term
What is the most infrequent presentation of cleft deformities: cleft lip alone, cleft palate alone, or both together? |
|
Definition
|
|
Term
T/F: Isolated cleft palate occurs more frequently in males. |
|
Definition
F - more frequently in females |
|
|
Term
T/F: Isolated cleft palate is purely an autosomal dominant disease. |
|
Definition
F - can be autosomal dominant, autosomal recessive, or x-linked |
|
|
Term
What hereditary conditions are characterized by supernumerary teeth? |
|
Definition
- cleidocranial dysplasia
- gardner syndrome
- cleft lip/palate |
|
|
Term
What hereditary conditions are characterized by enamel hypoplasia? |
|
Definition
- ectodermal dysplasias
- epidermolysis bullosa
- mucopolysaccharidosis
- tuberous sclerosis
- cleft lip/palate
|
|
|