Test 2 Flashcards
What is an abnormal closed sac of fibrous tissue containing fluid or cells and/or a semi-solid material located in the dermis, subcutaneous tissue or bone?
Cyst
What are the 3 classifications of cysts?
- Inflammatory or Developmental
- Odontogenic or Non-Odontogenic
- Intraosseous or Extraosseous
What is the origin of inflammatory cysts?
Originate from the infection of root canals from caries or trauma
What is the origin of developmental cysts?
Unknown origin
What is the origin of odontogenic cysts?
Formed from tissues involved in tooth development
What is needed to diagnose a cyst?
MH/DH
Clinical features (E/O, I/O etc)
Radiographs
Microscopic analysis (biopsy)
What are the differential diagnosises of cysts?
Abscesses
Benign or malignant neoplasms
Metabolic diseases
Trauma or surgery site
What type of cyst develop from the proliferation of embryonic epithelial cell remnants that become trapped in bone and or soft tissues of the body?
Developmental cysts
True or False: More often developmetal cysts are asymptomatic
True
What type of cyst is this?
Periapical or Radicular
What is the most common type of cyst?
Perioapical or radicular
How do periapical/radicular cysts develop?
From granuloma at the apex of a nonvital tooth
What type of cyst is a remnant epithelial lined cyst?
Residual cyst
How does a residual cyst form?
Post tooth extraction when some or all of the cyst is left behind.
What type of cyst is periapical lateral to tooth root from inflammation exiting a lateral/accessory pulp canal?
Lateral Periodontal Cyst
What type of cyst forms around the crown of an unerupted tooth, such as a wisdom tooth?
Dentigerous
What type of cyst develops in place of a tooth? (meaning no tooth develops)
Primordial
Where are primordial cysts most common?
In place of 8’s or distal to 8’s
Who are primorial cysts usually seen in?
Young adults
How do primordial cysts appear on an x-ray?
Well defined radiolucent lesions that can be unilocular or multilocular
What type of cyst is seen clinically as swelling of gingival mucosa over the crown and is most often associated with baby teeth, lower canines and uppper first molars?
Eruption cyst
What type of cyst is located in soft tissue as a small, whitish bulge or swelling of attached gingiva or papillae mainly in kids?
Gingival cyst
How to treat gingival cysts?
Removal with adults, kids will resolve on its own
What type of cyst commonly arises due to death of pulp of upper lateral incisor and appears on a radiograph as an oval or pear shaped radiolucency between canine and lateral?
Globulomaxillary
What type of cyst is asymptomatic, benign but destructive, has remarkable growth potential and begins as a unilocular radiolucency in lcation where a tooth fails to develop?
Keratocystic Odontogenic Tumor
Where are keratocystic odontogenic tumors most common?
Molar region
What type of developmental cyst is entrapped epithelial tissue in the incisive canal and appears on radiographs as a heart shaped radiolucency between the roots of upper canines?
Nasopalatine cyst
What type of cyst appears as unilocular at themidline of the palate?
Nasopalatine duct cyst (median palatine)
What type of cyst is a rare non-odontogenic cyst located at the midline of the mandible and overlies lower anterior apices or between roots of these teeth at the midline?
Median Mandibular Cyst
What type of cyst is located in soft tissue of the upper cupsid lateral area with unknown cause but may be from the nasolacrimal duct?
Nasolabial cyst
What type of cyst is found on the lateral neck of anterior border of SCM arising from epithelium trapped in LN during development affected the floor of mouth, ventral tongue, lateral posterior borders of tongue as a pinkish, yellow raised nodule?
Lymphoepithelial cyst
Who are lymphoepithelial cysts most common in?
Children and young adults
What type of cyst is developmental found in the anterior floor of the mouth but is more common in other parts of the body?
Dermoid cyst
What is the consistency of the dermoid cyst?
Dough like
What type of cyst forms along the same tract as the thyroid gland follows in development mostly found below the hyoid bone in people under 20?
Thyroglossal Duct Cyst
What type of cyst is this?
Periapical/radicular
What type of cyst is this?
Periapical/radicular
What type of cyst is this?
Residual
What type of cyst is this?
Lateral Periodontal Cyst
What type of cyst is this?
Lateral Periodontal Cyst
What type of cyst is this?
Primordial Cyst
What type of cyst is this?
Primordial Cyst
What type of cyst is this?
Dentigerous Cyst
What type of cyst is this?
Dentigenerous Cyst
What type of cyst is this?
Dentigerous Cyst
What type of cyst is this?
Eruption Cyst
What type of cyst is this?
Eruption Cyst
What type of cyst is this?
Gingival Cyst
What type of cyst is this?
Gingival Cyst
What type of cyst is this?
Globulomaxillary Cyst
What type of cyst is this?
Globulomaxillar Cyst
What type of cyst is this?
Keratocystic Odontogenic Tumor
What type of cyst is this?
Keratocystic Odontogenic Tumor
What type of cyst is this?
Keratocystic Odontogenic Tumor
What type of cyst is this?
Nasopalatine Cyst
What type of cyst is this?
Nasopalatine Cyst
What type of cyst is this?
Nasopalatine Cyst
What type of chat is this?
Median Palatine Cyst
What type of cyst is this?
Median Palatine Cyst
What type of cyst is this?
Median Palatine Cyst
What type of cyst is this?
Median Mandibular Cyst
What type of cyst is this?
Nasolabial Cyst
What type of cyst is this?
Lymph Epithelial Brachial Lateral Cyst
What type of cyst is this?
Dermoid Cyst
What type of cyst is this?
Dermoid Cyst
What type of cyst is this?
Thyroglossal Duct/Tract Cyst
What is the symptom of pain in the pulp called?
Pulpalgia
What does no response to a pulp test mean?
Necrotic pulp
What does lingering pain after stimulus is removed in a pulp test mean?
Irreversible pulpitis
What does pain subsiding prompty in a pulp test mean?
Reversible pulpitis
Is thermal pulp testing done with cold or hot?
Either
What is a vitality scanner?
An electrical pulp tester that uses a current to the middle third of the crown on the facial surface of anterior teeth and middle third over reach root of a multi-rooted posterior
How do metal restorations affect responses to pulp testing?
Metal restorations adjacent to the tooth being tested can form a circut that bypasses the tooth in question
What is the first stage of pulpitis and has the tooth experiencing sensitivity to hot and cold?
Reversible pulpitis
What type of pulpitis is persistent causing spontaneous persistent pain after the removal of the temp source meaning there is severe destruction of the pulp from bacterial infection or blood suppy interruption?
Irreversible pulpitis
What is the diagnosis when the tooth fails to respond to electrical or thermal stimulation?
Pulp necrosis
Where does partial pulp necrosis often occur?
Coronal
What is a nodule that fills the entire cavity of the tooth with tissue protruding from the pulp chamber from large open caries containing few nerves?
Pulp Polyp/Hyperplastic Pulpitis