[Application research and development of objective examination of olfactory function].

Area of Science:

• Neuroscience
• Sensory Physiology
• Biomedical Engineering

Background:

• The sense of smell is crucial for daily life but current olfactory tests lack standardization and yield inconsistent results.
• Objective evaluation methods for olfactory function have lagged behind subjective assessments.
• Olfactory disorders and neurodegenerative diseases require reliable diagnostic tools.

Purpose of the Study:

• To review recent advancements in objective olfactory testing methods.
• To highlight the progress in clinical applications of objective olfactory assessments.
• To provide a reference for more accurate olfactory function evaluation.

Main Methods:

• Review of recent research on objective olfactory tests.
• Discussion of techniques including olfactory pathway MRI, fMRI imaging, and electrophysiological recordings (OERPs, BEAM).
• Exploration of bionic olfactory sensing technology.

Main Results:

• Significant improvements in the technical level of objective olfactory inspection.
• Progress in clinical applications for diagnosing olfactory disorders and neurodegenerative diseases.
• Emerging technologies offer new avenues for smell assessment.

Conclusions:

• Objective olfactory tests are becoming more sophisticated and reliable.
• These advancements aid in the early diagnosis and management of various olfactory dysfunctions.
• Further research in objective testing is essential for precise olfactory evaluation.