Results 31 to 40 of about 1,983,075 (313)

On the development of the chondrocranium and the histological anatomy of the head in perinatal stages of marsupial mammals [PDF]

open access: yes, 2017
An overview of the literature on the chondrocranium of marsupial mammals reveals a relative conservatism in shape and structures. We document the histological cranial anatomy of individuals representing Monodelphis domestica, Dromiciops gliroides ...
Forasiepi, Analia Marta   +1 more
core   +4 more sources

Traumatic Perforation of the Tympanic Membrane: Etiologies and Risk Factors for Healing and Intervention

open access: yesPhilippine Journal of Otolaryngology Head and Neck Surgery, 2017
Objective: To study various etiologies of traumatic tympanic membrane perforation; evaluate the factors involved in healing of traumatic tympanic membrane perforation; and identify patients with perforations unlikely to benefit from conservative ...
Rajarshi Sannigrahi   +3 more
doaj   +1 more source

Transmembranous piston extrusion after stapedotomy: A rare complication

open access: yesActa Oto-Laryngologica Case Reports, 2023
To report an adverse event after successful otosclerosis surgery: piston extrusion through the tympanic membrane, and its surgical solution. Four patients with a history of stapes surgery in context of otosclerosis presented with recurrent conductive ...
Hester B. E. Elzinga   +1 more
doaj   +1 more source

Human summating potential using continuous loop averaging deconvolution: Response amplitudes vary with tone burst repetition rate and duration [PDF]

open access: yes, 2017
Electrocochleography (ECochG) to high repetition rate tone bursts may have advantages over ECochG to clicks with standard slow rates. Tone burst stimuli presented at a high repetition rate may enhance summating potential (SP) measurements by reducing ...
Delgado, Rafael E   +4 more
core   +3 more sources

Two new charismatic Pristimantis species (Anura: Craugastoridae) from the tepuis of “The Lost World” (Pantepui region, South America) [PDF]

open access: yes, 2013
Two new colourful species of direct-developing frogs of the genus Pristimantis are described from the summit of two isolated tepuis (sandstone table mountains) in the Eastern Pantepui District of the Guiana Shield highlands. Pristimantis jamescameroni sp.
Kok, Philippe J. R.
core   +3 more sources

Hyperostotic tympanic bone spicules in domestic and wild animal species [PDF]

open access: yes, 2016
Hyperostotic tympanic bone spicules (HTBS), or "mucoperiosteal exostoses" (ME, syn.) are small, globular (>= 1 mm in diameter), mostly stalked and drumstick-like, bony structures, which arise from the inner wall of the tympanic bulla and project into the
Blutke, A   +5 more
core   +2 more sources

Ear, nose and throat injuries at Bugando Medical Centre in northwestern Tanzania: a five-year prospective review of 456 cases. [PDF]

open access: yes, 2013
Injuries to the ear, nose and throat (ENT) regions are not uncommon in clinical practice and constitute a significant cause of morbidity and mortality in our setting. There is dearth of literature on this subject in our environment.
BC Okoye   +20 more
core   +2 more sources

An isolated bony middle ear anomaly of the chordal eminence: A case report

open access: yesOtolaryngology Case Reports, 2020
A 12-year-old boy, with no significant medical history, presented with an asymptomatic lesion within his right middle ear on routine otoscopy. Examination demonstrated a white mass medial to the tympanic membrane, where the tympanic membrane is lifted ...
Belen Kornfeld, Timothy James Matthews
doaj   +1 more source

Topical analgesia for acute otitis media [PDF]

open access: yes, 2006
BACKGROUND: Acute otitis media (AOM) is a spontaneously remitting disease for which pain is the most distressing symptom. Antibiotics are now known to have less benefit than previously assumed.OBJECTIVES: To assess the effectiveness of topical analgesia ...
Del Mar, C   +4 more
core   +1 more source

Evaluation of hearing and cochlear function by audiometric testing in patients with hyperemesis gravidarum [PDF]

open access: yes, 2015
INTRODUCTION: The aim of this study was to investigate cochlear functions in patients with hyperemesis gravidarum (HG).METHODS: Twenty-nine HG patients (58 ears) and 31 healthy control subjects (62 ears) were included.
Demirtas, Ömer   +5 more
core   +2 more sources

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