ENTtoday: March 2010



Literature Reviews

Dehiscence Size in SSCD Correlates with Air-Bone Gap Size

Does the size of the dehiscence in SSCD correlate with the size of the air-bone gap? Background: Patients with superior semicircular canal dehiscence (SSCD) present with a variety of symptoms that may include a low frequency conductive hearing loss on pure-tone audiometry. It has been postulated that this air-bone gap happens when the dehiscent superior […]

Literature Reviews

A Longer Shelf Life for Antimicrobial Ear Drops

What can physicians tell patients about the shelf life of antimicrobial ear drops and when bottles might become contaminated after use in the infected ear canal? Background: Little evidence exists regarding the shelf life of antimicrobial ear drops after opening or when patients should discard the bottle. Additionnally, little is known about contamination after use […]

Literature Reviews

BM-MSC and sECM for Vocal Fold Scarring Produces Favorable Outcome

What type of in vivo tissue engineering construct best facilitates tissue regeneration after vocal fold scarring? Background: Vocal fold scarring is the cause of most cases of voice deficiencies after vocal fold injury. Current surgical and pharmaceutical interventions are often unsatisfactory and result in inconsistent short- and long-term outcomes. Study Design: Stability and compatibility of […]

Literature Reviews

KTP and CO2 Laser Fiber Stapedotomy Compared

What is the safety and efficacy of the OmniGuide handheld fiber for CO2 laser stapedotomy as compared to the handheld potassium titanyl phosphate (KTP) laser in patients undergoing stapedotomy for otosclerosis? Background: While both argon and KTP lasers can potentially have thermal effects on deep inner ear structures, CO2 lasers have been considered safer. However, […]

Literature Reviews

Extracapsular Dissection a Valid Option for Benign Parotid Tumors

Is extracapsular dissection a better option for benign parotid tumors? Background: While a superficial or total parotidectomy is considered the gold standard surgical intervention for benign parotid tumors, the surgery risks intraoperative damage to the facial nerve. In fact, the rate of temporary paresis of the facial nerve is 15 to 25 percent after superficial […]

Literature Reviews

Cincinnati Criteria Identifies More Cases of Enlarged Vestibular Aqueduct

Are otolaryngologists underdiagnosing EVA? Background: Enlarged vestibular aqueduct (EVA) is the most commonly identified CT scan anomaly found in children with sensorineural hearing loss (SNHL). Current radiographic criteria for EVA (defined by Valvassori and Clemis in 1978, using hypocycloidal polytomography), is a vestibular aqueduct larger than 1.5 mm at the midpoint. A new criteria, the […]