squamous cell carcinoma of external ear and auditory canalThe ear and temporal bone are a challenging areas for the diagnostic pathologist. The anatomy is complex and lesions may be small and relatively inaccessible. Many tumours occurring at this site are rarely encountered. Biopsy tissue samples ...
are most commonly found in the ear canals, on the lips, axillae, interdigital spaces, anal sacs, and occasionally the nose and vagina. It has been suggested that a symbiotic relationship exists between Malassezia spp. and commensal staphylococci; each maintains a local microenvironment that ...
A complete and detailed comprehension of root canal morphology is vital for proper diagnosis and definitive endodontic care. A significant impediment to successful endodontic therapy is the failure to identify all canals in the complex root system; the second mesiobuccal canal (MB2) in the permanent...
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Through this study, we sought to evaluate the impact that lateral relaxing incisions (RI) had on the performance of the middle ear in cleft palate patients who received palatoplasty with a double-opposing Z-plasty (DOZ). This study retrospectively examines patients who underwent concurrent ...
wherebonescometogether.Italsoconnectstheribstothebreastboneandprovidesastructuralbaseforthenoseandtheexternalear.Aninfant'sskeletonismadeofcartilagethatisgradually软骨是一种比一般骨更具韧性的物质。它是骨连结的保护、缓冲层。它把肋骨与胸骨连helpsmaintainaconstantbodytemperature.Striatedmusclescanbeconsciously...
The dentist may interpret a missing pulp space as evidence of calcified canals. An irregularly enlarged root canal space suggests internal resorption. Resorption of the root from the outside, around the periodontal ligament space, is external resorption. Common periapical diagnoses seen on radiographs ...
A focal lesion of alopecia and erythema on the ear pinnae of a short-haired cat. FIGURE 4-53.Dermatophytosis. Focal erythema with scaling on the pinnae and external ear canal of a dog. This could be confused with lesions typically seen withautoimmune skin disease. ...