Related Experiment Video
Updated: Feb 1, 2026
09:56
Cochlear Implantation in the Guinea Pig
Published on: June 15, 2018
11.8K
Soft tissue reactions following cochlear implantation
Mohnish Grover1, Shitanshu Sharma2, Tanmaya Kataria1
1Department of Otorhinolaryngology and Head Neck Surgery, SMS Medical College and Hospital, Jaipur, Rajasthan, 302004, India.
Summary
Soft tissue reactions following cochlear implantation are rare but distressing. Grading the severity of these reactions aids in appropriate management, with higher grades often requiring surgical intervention.
Area of Science:
- Otolaryngology
- Pediatric audiology
- Biomedical engineering
Background:
- Cochlear implantation significantly improves hearing in children.
- Complications, though rare, can occur after cochlear implantation.
- Soft tissue reaction is a distressing complication impacting patient outcomes.
Purpose of the Study:
- To analyze the incidence and severity of soft tissue reactions post-cochlear implant.
- To establish a grading system for soft tissue reactions.
- To correlate reaction severity with management strategies and outcomes.
Main Methods:
- Retrospective study of patients with soft tissue reaction post-cochlear implant (March 2011 - June 2018).
- Classification of soft tissue reactions into four grades based on severity.
- Management strategies tailored to the grade of reaction.
Main Results:
- Thirty-five patients were included, with varying grades of soft tissue reaction.
- Grades 1-3 reactions were managed conservatively.
- Grade 4 reactions necessitated surgical intervention.
- Increased explantation rates were observed with higher reaction severity.
Conclusions:
- Soft tissue reaction is a rare but significant complication of cochlear implantation.
- A standardized grading system facilitates effective management.
- Timely and appropriate management can mitigate the impact of this complication.
Related Concept Videos
02:06Allergic Reactions
32.4K
Overview
32.4K
03:06Reaction Mechanisms
30.8K
Chemical reactions often occur in a stepwise fashion, involving two or more distinct reactions taking place in a sequence. A balanced equation indicates the reacting species and the product species, but it reveals no details about how the reaction occurs at the molecular level. The reaction mechanism (or reaction path) provides details regarding the precise, step-by-step process by which a reaction occurs.
For instance, the decomposition of ozone appears to follow a mechanism with two steps:
For instance, the decomposition of ozone appears to follow a mechanism with two steps:
30.8K
02:53Determining Order of Reaction
62.0K
Rate laws describe the relationship between the rate of a chemical reaction and the concentration of its reactants. In a rate law, the rate constant k and the reaction orders are determined experimentally by observing how the rate of reaction changes as the concentrations of the reactants are changed. A common experimental approach to the determination of rate laws is the method of initial rates. This method involves measuring reaction rates for multiple experimental trials carried out using...
62.0K
02:22Reaction Yield
59.9K
The theoretical yield of a reaction is the amount of product estimated to form based on the stoichiometry of the balanced chemical equation. The theoretical yield assumes the complete conversion of the limiting reactant into the desired product. The amount of product that is obtained by performing the reaction is called the actual yield, and it may be less than or (very rarely) equal to the theoretical yield.
59.9K
02:53Reaction Rate
63.2K
The rate of reaction is the change in the amount of a reactant or product per unit time. Reaction rates are therefore determined by measuring the time dependence of some property that can be related to reactant or product amounts. Rates of reactions that consume or produce gaseous substances, for example, are conveniently determined by measuring changes in volume or pressure.
The mathematical representation of the change in the concentration of reactants and products, over time, is the rate...
The mathematical representation of the change in the concentration of reactants and products, over time, is the rate...
63.2K
02:35Reaction Quotient
53.1K
The status of a reversible reaction is conveniently assessed by evaluating its reaction quotient (Q). For a reversible reaction described by m A + n B ⇌ x C + y D, the reaction quotient is derived directly from the stoichiometry of the balanced equation as
53.1K