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Terms in this set (74)
• "Cotton wool" radiopacities
Paget disease (osteitis deformans), late stage.
• Generalized, extremely dense, sclerotic bone
Osteopetrosis (Albers-Schonberg disease, marble bone disease).
• Generalized decrease in bone density
Osteoporosis, osteomalacia, sickle cell anemia, thalassemia major
• "Step-ladder" pattern
Sickle cell anemia, thalassemia major
• "Ground glass"
• "Sunburst" pattern
Osteosarcoma, central hemangioma, chondrosarcoma (much less frequently).
• "Onion skin" periosteal proliferation
Proliferative periostitis, Ewing's sarcoma.
• "Opalescent teeth"
• "Shell teeth"
• "Ghost teeth"
• "Rootless teeth"
Dentin dysplasia type I.
• "Thistle-shaped" pulp chambers
Dentin dysplasia type II.
• "Inverted pear" radiolucency
"Globulomaxillary cyst" (old term, not really a diagnosis). Cystic lesion located between the maxillary canine and lateral incisor. Usually turns out to be some type of odontogenic cyst or tumor (OKC, AOT, etc...).
• Funnel-shaped inferior alveolar canal ("blunderbust")
• Widening of PDL
Focal: Osteosarcoma, chondrosarcoma, other malignant process. Generalized: Systemic sclerosis (scleroderma), orthodontics. Occlusal trauma may also cause some widening of the PDL.
• Multiple supernumerary teeth
Cleidocranial dysplasia, Gardner's syndrome.
• Loss of lamina dura
• "Hair-on-end" skull film
Thalassemia, sickle cell anemia.
• "Teeth floating in air"
Burkitt's lymphoma, Langerhans cell histiocytosis (Histiocytosis X), multiple myeloma.
• "Punched out" radiolucencies
Langerhans cell histiocytosis, multiple myeloma.
• Scalloping between roots of teeth
Simple (traumatic) bone cyst.
• "Snowflake" calcifications
Adenomatoid odontogenic tumor (AOT)
Generalized: Paget disease; Focal: Occlusal trauma, infection.
• Premature alveolar bone loss in children
Burkitt's lymphoma, Langerhans cell histiocytosis (Histiocytosis X), Papillon-Lefevre syndrome, cyclic neutropenia, leukemia.
More Stuff to Know!
Premature loss of teeth in a child
Langerhans cell histiocytosis, Papillon-Lefevre, Ewing's sarcoma, Burkitt's lymphoma, Cyclic neutropenia, Hypophosphatasia, Leukemia
Widening of the PDL
Systemic sclerosis (scleroderma)—Diffuse, Osteosarcoma, chondrosarcoma---Localized
German measles (Rubella)
Port wine stain
Pemphigus vulgaris, HSV ulcer
Calcified lymph node
Basal cell carcinoma
Ehlers-Danlos syndrome, also Marfan's syndrome
Fusion (syndactyly) of 2nd, 3rd, and 4th digits
Treacher-Collins syndrome (aka mandibulofacial dysostosis)
Multiple supernumerary teeth
Cleidocranial dysplasia, Gardner's syndrome
Severe fluorosis, Amelogenesis imperfecta
Generalized pitting of the enamel
Amelogenesis imperfecta Tuberous sclerosis (mild pitting of facial of anterior teeth)
Teeth shaped like crown preps
Red, fluorescent teeth
Porphyria (more severe in primary dentition). Reddish stain can be seen with paan/betel nut use.
Yellow-green teeth of deciduous teeth
Erythroblastosis fetalis, Biliary atresia
Bone -yellow, Developing teeth—yellow to gray-brown
Bone—dark green or black, Mucosa—blue-gray (due to bone) Developed teeth—gray incisal 3/4, green roots, Developing teeth—dark black roots
Paramedian lip pits
Van der Woude syndrome
Infectious diseases associated with cats
Toxoplasmosis Cat-scratch disease (Bartonella henselae)
Increased risk of lymphoma
Reed-Sternberg cell ("owl eyes")
Black hairy tongue
Antibiotic therapy, General debilitation, radiation therapy, Heavy smokers, Antacids (Pepto-Bismol), mouthwashes, Poor oral hygiene
Hypodontia (malformed teeth) or anodontia, Thin, sparse, blonde hair and eyebrows. No sweat glands (heat intolerance)
Elongated styloid process and/or calcification of the stylohyoid ligament, Pain, dizziness on turning head, swallowing, opening mouth
Gustatory sweating and flushing
Treacher-Collins syndrome (aka mandibulofacial dysostosis)
Hypoplastic zygoma, Underdeveloped mandible, condylar hypoplasia, +/- respiratory difficulty Ear deformities Coloboma (notch) of lower eyelid Prominent antegonial notch Facial clefts (increased incidence)
Localized enamel defect of a permanent tooth secondary to infection or trauma to deciduous tooth.
Opalescent teeth, Bulbous crowns, cervical constriction, Obliterated pulp, May be associated with osteogenesis imperfecta
Blue sclera Osteogenesis imperfecta, Also seen in Marfan syndrome and Ehlers-Danlos syndrome, Note
Normal in newborns
Severe periodontal disease, Palmar and plantar keratosis
Niacin (vit B3) deficiency, 3 D's: Dermatitis, diarrhea, dementia
Thiamin (vit B1) deficiency, Seen in alcoholics, Neurologic problems
Deficiency or malabsorption of vit B12, Most patients lack intrinsic factor (stomach), Peripheral neuropathy.. Fatigue, weakness
Vitamin C deficiency
Scurvy- Hemorrhage, gingivitis, tooth loss
Vitamin D deficiency
Rickets (kids)- Bowing of legs, other Osteomalacia (adults)- Weak bones
Enlarging mandible, coarse facial features
Cretinism (children), Myxedema (adults)
"Moon facies" Abdominal striae Muscle wasting "Buffalo hump" Osteoporosis Poor healing
Oral findings in diabetics
Increased risk of candidiasis, other infection. Xerostomia. Sialadenosis (salivary gland enlargement), Periodontal disease Poor wound healing
Facial pain (non-odontogenic)
Trigeminal neuralgia, Multiple sclerosis Zoster, Temporal arteritis
Know the difference! Attrition, abrasion, erosion, abfraction
Be able to recognize the following anomalies
Gemination vs fusion, Dilaceration, Concrescence, Dens invaginatus, Taurodontism, Dens evaginatus, Shovel-shaped incisors, Enamel pearls
Causes of xerostomia include
Dehydration, Sjogren's syndrome, Medications, Radiation to the head and neck, Diabetes, Smoking, Mouth breathing
THIS SET IS OFTEN IN FOLDERS WITH...
Ulcerative and Vesiculoerosive Lesions
Lumps and Bumps
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