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Oral Medicine

PERIODONTAL LIGAMENT SPACE

Periodontium  occupies the periodontal space located between the cementum  and periodontal surface of alveolar bone and extends coronally most apical part of the lamina propria of gingiva. Periodontal ligament also called as DESMODONT ,GOMPHOSIS ,PERICEMENTUM ,ALVEO DENTAL LIGAMENT,PERIODONTAL MEMBRANE. It is complex connective tissue providing continuity between two  mineralised tissues. …

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pericoronal rl

Pericoronal or follicular space Dentigerous cyst Unicystic (mural) ameloblastoma Adenamatoid odontogenic tumor Ameloblastoma Calcfying odontogenic tumor or cyst Ameloblastic fibroma   The crowns of unerupted teeth are normally surrounded by a dental follicle ( a soft tissue remenent of enamel organ i.e. reduced enamel epithelium) Soft myxomatous to dense collageneous …

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Periapical radiopacities

Condensing or sclerosing osteitis Periapical idiopathic osteo sclerosis Periapical or focal cemento osseous dysplasia Un erupted  succedenous teeth Foreign bodies Hyper cementosis Rarities Calcifying  odontogenic cyst Cemento ossifying fibroma Chondroma  and chondrosarcoma Focal or diffuse sclerosing osteomyelitis Hamartoma Mature cemento blastoma   Anatomic structures Impacted teeth ,supernumerary teeth and compound …

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pavan kumar t

IMPRESSION Left buccinator space soft tissue lesion with a calcific foci. With contrast there are two small clusters of peripherally enhancing vessels, with no significant enhancement of mass lesion, no prominent artery feeders seen. A few veins are seen draining into left internal jugular vein  and anterior jugular vein.   …

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paranasal sinuses

All sinuses have common embryologic origin that’s why they share common characteristics. The sinuses are present in a rudimentary form at birth, they enlarge appreciably around 7-8 years of life and become fully formed in adolescence. From birth to adult life the growth of the sinuses is due to the …

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PAPER PRESENTATION

Prions -cellular proteins (PrPc) normally present in mammals in various tissues found in the outer membrane of the nerve cells. The pathogenic form also called as Scrapie is a modified protein PrPsc – normal PrPc is converted into PrPsc through a post translational process during which it acquires a high …

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OROFACIAL GRANULOMATOSIS2

In 1985, Wiesenfeld et al. introduced the entity orofacial granulomatosis (OFG) stating that the oral lesions resemble CD of gut but without apparent lesions in the gut Group of related conditions characterized by granulomatous inflammation in the oral and maxillofacial region.   Labial enlargement Median cheilitis Oral ulcers Mucosal swellings …

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original

Intra orally, A well defined swelling present in the upper left buccal vestibule extending from mesial aspect of 26 to the middle of 28 Mucosa over the swelling appears normal On palpation the swelling was firm. Associated teeth were not mobile . Associated teeth ,25 26 27 28 were vital. …

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oral myiasis 2003 version

Known diabetic & hypertensive since 10 years. Not under regular medication ( uncontrolled diabetic) Suffered from mucormycosis of left nasal cavity & maxillary sinus 1 ½ years back Had undergone lateral rhinotomy medial maxillectomy & debridement . Social history              low socioeconomic background residing in rural area.   Mechanical removal of …

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oral field cancerization

Oral cancer develops in multifocal areas of precancerous change Abnormal tissue surrounds the tumor Oral cancer often consists of multiple independent lesions that sometimes coalesce  The persistence of abnormal tissue after surgery may explain SPT’s and local recurrences   First a patch develops, consisting of a clonal unit of TP53-mutated …

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normal anaomic radiolucencies

Mandibular foramen Mandibular canal Lingual foramen Mental foramen Airway shadow Submandibular shadow Mental fossa Midlne symphysis Medial sigmoid depression Pseudo cyst of condyle Anterior  buccal mandibular depression   Intermaxillary suture Incisive foramen Incisive canal and superior foramina of incisive canal Lateral fossa Nasal fossa Nasolacrimal duct or canal Maxillary sinus …

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Nityashri

The First step to accurate and adequate    therapy Tudwig Traube (19th century ) spoke of    the “augen blik diagnosis” Therapy without accurate diagnosis    will be empirical   TREATMENT  DONE: Marsupialization Obturator was given Regular check up every month

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nisha dua

                           INTRODUCTION (Active  juvenile ossifying  fibroma,  juvenile aggressive cemento-ossifying  fibroma ) The juvenile ossifying fibroma is a unique lesion that has been distinguished from the larger group of ossifying fibroma on the basis of age of patient ,most common site of involvement and clinical behaviour. It is grouped under “fibrous …

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NERVE AFFLICTIONS

Swelling over right side of face Erythema & crusted lesion Right sub-mandibular lymphadenopathy   Occurs during the life time of 10 – 20% individuals Prevalence of attack increases with age Occurs after reactivation of the virus, with involvement of distribution of affected sensory nerve Ophthalmic division of trigeminal nerve commonly …

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NELLUR PRESENTATION

Neurofibromatosis is a group of genetic disorders that primarily affect the cell growth of neural tissues. NF-I is estimated to occur in one         of every  3000 births. Autosomal dominant disease                  Franz M. Enzinger : Soft Tissue Tumors 3rd Etd. 851-863 pg.   TYPES OF NEUROFIBROMATOSIS NF I              Von Recklinghausen …

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nellore pppt

Treatment strategies currently under evaluation to prevent oral mucositis Granulocyte colony-stimulating factor (G-CSF)  Granulocyte-macrophage colony-stimulating factor (GM-CSF) Oral Glutamine Keratinocyte Growth Factor-2(KGF-2) Amifostine  Dinoprostone- Prostaglandin E2 (PGE2).   Source of Human chorionoic Gonadotropin(HCG), Human Placental lactogen (HPL), Polydeoxyribonucleotide (PDRN), Vit E Growth promoting effects Epithelial regeneration capacity Effective in burn …

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nellore edited

Patented, pharmaceutical-grade toluidine blue-based metachromatic dye used to further evaluate and closely monitor changes in ViziLite-identified lesions. It selectively stains the acidic tissue components, sulfates, carbonates and phosphate radicals such as DNA & RNA. Packaged in an easy to use 3-swab system, provides the deep blue staining that allows ViziLite-identified …

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Muscles of mastication

Mastication is defined as the act of chewing foods. It represents the initial stage of digestion, when food is  broken down into small particle sizes  for the ease of swallowing. Precise movement of mandible by muscles of mastication is required to move teeth efficiently across each other during mastication   …

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multiple welll defined rl

Rarities Ameloblastoma Cherubism Craniofacial dysostosis Florid cementosseous dysplasia Giant cell granuloma Hyperparathyroidism Lymphomas Neurofibromatosis Noonan’s syndrome Oxalosis Papillon-lefevre syndrome Scleroderma Traumatic bone cyst Systemic sclerosis May produce the radiographic image of a cyst like rl They are comon in mandible post region Female r/f varies from cyst like to multilocular …

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multiple separate ro

Tori and exostosis Multiple retained roots Multiple socket sclerosis Multiple PCOD or FCOD Multiple periapical condensing osteitis Multiple embeeded or impacted teeth Cleidocranial dysplasia Multiple hypercementosis Calcinosis cutis Chronic recurrent  multifocal osteomyelitis Cretinism(unerupted tooth) Cysticercosis Familial adenomatosis coli(gardner’s syndrome) Idiopathic hypoparathyroidism Klippel-feil syndrome Multiple calcified acne lesions Multiple chondromas(ollier’s syndrome) …

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multilocular radiolucencies

Multilocular r/l are produced by multiple, adjacent  frequently coalescing and overlapping pathologic compartments in bone. More commonly in the mandible. Unilocular lesions that may perforate one or more areas –may giving multilocular r/l. ML lesion may contains two or more septa partially separated by septa of bone.   Soap bubble: …

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multilocular radiolucencies of jaws final

Odontogenic epithelial tumors without ectomesenchyme Amelobalstoma C.E.O.T. With ectomesenchyme with or without hard tissue Ameloblastic fibroma Ectomesenchymal tumors Odontogenic myxoma Central odontogenic fibroma   Burkitts Lymphoma Pseudotumor Of Hemophilia Leiomyoma Fibromatosis Hemangiopericytoma Neuroectodermal Tumor Of Infancy Lingual Mandibular Bone Defect Langerhan’s Cell Disease(eosinophilic Granuloma) Neurolimoma Chondroma Chondrosarcoma S.O.T.

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