Exam (elaborations)
Oral And Maxillofacial Pathology Exam 1 With Complete Solutions Latest Update
- Course
- Institution
Oral And Maxillofacial Pathology Exam 1 With Complete Solutions Latest Update
[Show more]
Seller
Follow
Schoolflix
Reviews received
Content preview
Oral And Maxillofacial Pathology Exam 1 WithComplete Solutions Latest Update
Formation of the Lips - correct answers Middle portion of the upper lip: Formed by
the fusion of the
medial nasal process of both sides along with the frontonasal
process
Lateral portion of the upper lip: Fusion of the maxillary
processes of each side and medial nasal process
Lower lip: Formed by the fusion of the two mandibular processes
Cleft percentage - correct answers Any defect in the development of these
processes
or their fusion may result in orofacial clefts
Cleft lip- 25%
Cleft palate - 30%
Cleft lip and palate - 45%
CL ± CP are related etiologically and
,Isolated CP is a separate entity
ETIOLOGY of CL ± CP - correct answers Syndrome-associated: 250 developmental
syndromes (3% to 8%
of total clefts)
Single gene mutations; AD, AR or X-linked
Chromosomal abnormalities
Idiopathic
multifactorial
Incidence of Orofacial Clefts - correct answers Most common congenital
abnormality in humans
Racial variation of CL ± CP: White - 1 in 700 to 1000
Asian - 1.5 in 700 to 1000
Black - 0.4 per 1000
Native Americans - 3.6 per 1000
Isolated CP is much less common
Isolated CL: Males > Females (1.5:1)
CL + CP: Males > Females (2:1)
,Isolated CP: Females > Males
80% of isolated CL: Unilateral (70% occur on left side)
Complete CL vs Incomplete CL
NATIVE AMERICANS HIGHEST
BLACKS LOWEST
Variation in CP - correct answers Hard and soft palate or soft palate alone
Most minimal involvement: Bifid Uvula
Bifid Uvula: Most common
(1 in 80 in Whites;
1 in 10 in Asians and Native
Americans;
1 in 250 in Blacks)
Submucous palatal cleft: Defect in
underlying musculature alone;
, A notch in bone also noted
Pierre Robin Sequence (Pierre Robin Anomalad) - correct answers Mandibular
micrognathia: Prevents descending of the tongue causing CP
Cleft palate: Wider and U-shaped than regular CP
3. Glossoptosis: Causing airway obstruction
Stigma of Orofacial clefts - correct answers Clinical appearance: psychological
problems
Feeding and speech difficulties
Malocclusion due to collapse of the maxillary arch
Treatment: Multidisciplinary approach
Genetic counseling: Risk for cleft development in a sibling or
offspring is 3% to 5%
Risk increases to 10% to 20% if there is are affected first degree
relatives
Lateral Facial Cleft: - correct answers Caused by lack of fusion of the maxillary and
mandibular process
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Schoolflix. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $16.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
74735 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now