Important Clinical and Historical Features of some diseases Flashcards
Wickham’s striae, bilateral symmetrical distribution of lesions with female predilection. Saw tooth retepegs. liquefaction degeneration of basal layet, colloid or civatte bodies.
Lichen planus
Auspitz’s sign, painless non pruritic papules
No involvement of oral mucosa and Monro’s abscesses.
Psoriasis
Psoriasis, Reiter’s syndrome. benign migratory glossitis and ectopic geographic tongue.
Psoriasis form lesions
Positive Nikolsky’s sign. Tzanck cells and granular immuno Ruorescence.
Pemphigus
Nikolsky’s sign+ve Dilapidated brick wall effect.
Familial benign chronic pemphigus (Mailey-Hailey disease)
Butterfly distribution of lesions . Carpet tack extensions .LE.cell phenomenon Lupus erythematosus speckled or particulate immuno fourescence.
Lupus erythematosus
.Lesions on skin are rare except on genitalia
Ocularinvolvement is the most serious complication
Cicatrial pemphigoid/ Benign mucous membrane pemphigoid / Ocular pemphigus
Gingival tissues are involved
Separation of the basement membrane with the connective tissue from the overlying epithelium.
Bullous pemphigoid / Parapemphigus
Target or Iris or Bulls Eye Lesions Erythema multiforme Recent H/0 of Herpes simplex infection
Erythema multiforme
Corps ronds and grains, Leafing out pattern of parabasal cells Defect in demosome tonofilament complex.
Keratosis follicularis(Darriers disease)
Hyperkeratosis, acanthosis with a deep groove filled with parakeratin and absence of granular layer constituting the Cornoid Lamella
Porokeratosis of Mibelli
Mask like face, claw like hands, Raynauds phenomenon, CREST syndrome. staff board like tongue, coup de sabre and generalized widening of the periodontal ligament
scleroderma
Hyper elasticity of skin, hyper extensibility of joints. defective heating, rubber man
Lack of normal scalloping of DEJ
Ehlers danlos syndrome
Ulcers occurring on the masticatory mucosa, common in children Prodromal symptoms are present Presence of Lipschutz bodies and Ballooning degeneration
Primary herpetic stomatitis
Koplik spots.
Measles (Rubeola)
Bilateral contagious parotitis, elevated serum amylase level.
Mumps
Herpetic labialis, Herpetic whitlow (painful herpes simplex vrirus infection of a finger from direct inoculation. Most common in physicians, dentists, and nurses as a result of exposure to the virus in patient’s mouth) Ulcers on the masticatory mucosa, Tzanck cells.
Recurrent or secondary herpes virus infection
Ulcers occurring on the labile mucosa Precipitated commonly in stress. No history of Prodromal symptoms
Recurrent Apthous stomatitis
Sore throat, ulcers on the faucial pillars, soft and hard palate, Occurs as an epidemic summer Caused by Coxsackie group A virus
Herpangina
UNTLATERAL painful vesicles along the course of sensory nerves Tzanck cells
Herpes Zoster
Fungal disease affecting the reticulo-endothetial system and resembles granulomatous infection.
Phycomycosis (mucormycosis)
Strawberry tongue, Raspberry tongue.
Scarlet fever
Lock Jaw due to muscle trismus Risus sardonicus (Rigidity of facial muscles) Risus opisthotonus (Rigidity of entire body muscles)
Tetanus
Hebra nose
Rhinoscleroma
Rhagades formation is seen HUTCHINSONS TRIAD, which include hypoplasia of the incisor and molar teeth, eight nerve deafness and interstitial keratitis.
Congenital syphitis
Vesiculo bullous lesions affecting skin, oral mucosa, eyes and genitals.
Steven Johnson’s syndrome Cicatrial Pemphigoid Behcet’s syndrome Reiter’s syndrome
Cyst found in place of a tooth.
Primordial cyst
Cyst causing “hollowing out” of the entire ramus
Dentigerous cyst
Multilocular variant of lateral periodontal cyst.
Botryolid odontogenic yt
Keratin filled.cysts along the midpalatine raphae of the new born.
Epstein pearls
Keratin filled cysts along the junction of the hard and soft palate in the newborn.
Bohn’s modules
Cystic epithelium containing daughter or satellite cysts . Cystic fluid containing protein content of less than 4 gm/100 mL
Odontogenic keratocyst
Multiple odontogenic keratocysts, basal cell carcinoma, rib anomalies.
Jaw cyst - Basal cell nevus Bifid rib syndrome
Multiple odontogenic cysts. excessive length of bones, hyper extensibility of joints
Marfan’s syndrome
Driven snow radiographic appearance Lisegang rings. APUD amyloid Clear cells.
Calcifying epithelial odontogenic tumor (Pindborg tumor)
Cyst developing frequently in the anterior maxilla, occurring mostly at 20 years of age, female predilection.
Adenoameloblastoma
Tennis racket shaped septa * Pale cells, Dark cells histologically High content of hyaluronic acid
Odontogenic myxoma
Asymptomatic lesions occurring near the apices of mandibular incisors, vital teeth, female predilection.
Feriapical cemental dysplasia (cementoma)
Neoplasm made up of different types of tissues not native to the area.
Teratoma
Excessive proliferation of chronically inflamed dental pulp
Occurs mostly in teeth with large open carious lesions especially in children, contains few nerves
Chronic hyperplastic pulpitis (Pulp polyp)
Decayed VITAL tooth. sclerosing bone reaction, high tilssue resistance. low grade Infection, bone scar formation
Condensing osteitis
Decayed tooth, periosteal thickening, mandible predilection, occurring mostly in children
Garre’s osteomyeltis
Extreme fragility and fractures of the bones, blue sclera, brownish or yellowish teeth with translucent or opalescent hue
Osteogenesis imperfecta
Hyperostosls, tender, deeply placed soft tissue swellings occouring extensively in intants.
Infantile cortical hyperostosis
Brachycephalic skull. abnormalities of clavicles Hypermobilily of shoulder due to absence of clavicle
Multiple unerupted supernumerary teeth
Presence of Wormian bones
Absence of cellular cementum
Ceidocranlal dyplasia
Antimonologoid palpebral fissures, hyperplasia of malar bones and mandible, Facial Cleft, malformation of ears, fish like or bird like face, deficiency of eye lashes
Mandibulofacial dysostosis
Cleft Palate, micrognathia, glossopitosis, bird face
Pierre Robin Syndrome
Early synostosis of sutures, small maxilla, parrot beak nose, hypertelorism and triangular frontal defect
Craniofacial dysostosis
Mongoloid facies, subnormal mentality, large mandible, macroglossia, low caries incedence than in normal people, and high incidence of periodontal diseases
Down Syndrome
Endosteal production of bone, lack of resorption of bone, medullary cavities replaced by bone, thickened cortex
Osteopetrosis
Dwarfism disturbance of endochondral bone formation, possess high strength
Achondroplasia
Resorption of bone with ultimate total disappearance of bone.
Massive osteolysis (vanishing bone)
Enlargement of skull and jaw bones Compression of nerves in their foramens Both osteolytic and osteoblastic lesion, Cotton wool radiographic appearance Increased serum allaline phosphatase level, Mosaic and Jigsaw puzzle appearance of bone histologically Development of osteosarcoma in involved bones is common
Pagets disease
Caff-au-lait spots, endocrinal disturbances, lesions invotvring more than one bone.
Polyostotic fibrous dyplasia
Mottled, ground glass or peaud orange radiographic appearance, Lesion involving one bone, requires cosmetic recontouring as treatment. Chinese letter shaped trabeculae
Monostotic fibrous dysplasia
Chubby face. angelic look or or eyes towards heaven appearance Premature exfoliation of deciduous teeth, [which is also seen in Noonan’s syndrome Teeth appear to be floating in cystic spaces radiographically (foating tooth syndrome) Presence of giant cells histologically Ground glass appearance radiographically
Cherubism
Pain, muscle tenderness (mostly lateral pterygoid). clicking of TM), Limitation of jaw motion, lack of tenderness in the joint when it is palpated through external auditory meatus.
MPDS
Munters of Moeller’s glossítis Acholorhydria. nervous system involvement Howell-Jolly bodies and Cabot’s rings.
Pernicious anemia
Bald tongue of sandwith, Diarrhea, Dementia and Dermatitis.
Pellagra
General lack of bone marrow activity, anemia, thrombocytopenia and leucopenia
Aplastic anemia