Flashcards in Eruption/trauma/Special Deck (48)
Though 6 month variations on either side of usual eruption is normal what is the most common variation?
Fused palm creases in common in what?
Trisomy 18 and 21
Delayed tooth eruption, periodontal disease and low dental caries susceptibility is common in what?
Trisomy 21 (Down Syndrome)
Hypothyroidism and hypopituitarism can result in what?
Crowded teeth, open bite, chronic gingivitis and delayed dentition is characteristic of what genetic condition?
By the time of clinical emergence, how much root has formed?
*mean difference between genders was 0.54 year
Premolar eruption is delayed in what scenario?
Children who lose primary molars at 4 or 5 years
*it is accelerated if lost at 8-10 yrs
85% of natal or neonatal teeth are which?
Mandibular primary incisors
What forms along the mid palatine raphe and are remnants of epithelial tissue?
Remnants of salivary gland tissue on the buccal and lingual aspects of dental ridges are called?
Remnants of the dental lamina found on the crests of maxillary and mandibular dental ridges form what?
Dental lamina cysts
A halter man appliance tilts the erupting molar to avoid what?
Which teeth are most often observed to be ankylosed?
Mandibular Primary molars
*does not occur in anterior unless there has been trauma
What are 3 theories for ankylosis of primary molars?
2-No permanent successor
3- reparative in response to resorption
Large fontanels, Absence of clavicles, and prognathism, short vertical maxilla and supernumerary teeth are characteristic of what?
What are 5 types of special needs?
What percentage of households have a special needs individual?
*More than 60% have trouble taking care of themselves
What are the most important tools when working with SHCN patients?
Compassion and Tolerance
What 3 scenarios may constitute the need for protective stabilization?
1-Immediate diagnosis/limited treatment
2-Other behavior management have failed
3-Safety of patient, staff, parent or practitioner
Nitrous oxide and sedatives are contraindicated with what condition?
Cystic fibrosis and other pulmonary function impairments
Even the best lip readers only comprehend how much of what is said?
What very rare genetic disorder involves connective tissue and results in blistering?
*problem with basement membrane
A force strong enough to fracture, intrude or avulse a tooth is also strong enough for what?
Cervical Spine or intracranial injury
Why is pulp testing a traumatized tooth unreliable?
It is in a state of shock and often fails to respond
What are the 4 types of crown fractures?
1-Simple fracture w/ little or no dentin
2-Involves dentin but no pulp
3-Involves dentin and pulp
Since any injury should be considered dirty what should always be checked?
Tetanus inoculation is current
A tooth that appears reddish due to congestion of blood in the pulp chamber is called what?
Dark grey discoloration of the tooth usually means what?
Non-vital pulp and possibly necrotic
Light grey or yellow discoloration often means what?
Vital pulp with canal obliteration