Liam O'Callaghan
Audiologist | Diagnostic Hearing Assessment & Aural Rehabilitation
Cork
Professional Summary
Qualified diagnostic audiologist registered in Ireland, experienced in pure-tone audiometry, immittance testing, and probe microphone verification for adult hearing rehabilitation. Dedicated to evidence-based practice, patient-centred care, and structured clinical pathways in community and multidisciplinary settings.
Clinical Experience
Lee Valley Hearing Care
Cork, Ireland
Audiologist
Oct 2024 – Present
- Perform comprehensive adult diagnostic hearing evaluations, including pure-tone air and bone conduction audiometry with masking and speech recognition testing.
- Fit, calibrate, and verify digital hearing aids across major manufacturers utilizing real-ear measurement (REM) systems and NoahLink Wireless.
- Conduct video otoscopy, evaluate middle-ear function using tympanometry, and safely perform ear impressions for custom earmolds.
- Provide structured post-fitting rehabilitation, educating patients and family members on communication strategies and hearing instrument management.
- Document audiometric test results and rehabilitation plans in compliance with national clinical documentation and data privacy standards.
Munster Sensory Health Clinic
Cork, Ireland
Trainee Audiologist
Sept 2023 – Aug 2024
- Completed supervised clinical practicum hours conducting routine pure-tone audiometry, otoscopic examinations, and immittance measurements.
- Assisted clinical staff with real-ear verification, receiver replacements, and fine-tuning acoustic parameters on hearing instruments.
- Managed patient reception, sanitized audiological equipment, and maintained diagnostic calibration checklists.
Education
University College Cork
Master of Science · Audiology · Cork, Ireland · Second Class Honours, Grade 1 (2:1) · Sept 2022 – Sept 2024
Completed clinical postgraduate training focused on adult diagnostic test batteries, paediatric screening, acoustic impedance measurements, and hearing aid verification protocols.
University College Cork
Bachelor of Science · Physiology · Cork, Ireland · Second Class Honours, Grade 1 (2:1) · Sept 2013 – Jun 2017
Studied human sensory systems, neurophysiology, and biological instrumentation, establishing core scientific grounding in auditory neuroscience and pathology.
Clinical Projects
Real-Ear Verification Outcome Study
Nov 2023 – Jun 2024
- Evaluated speech reception thresholds and user satisfaction between prescriptive target matches and initial manufacturer proprietary quick-fits across 35 adult subjects.
- Presented analytical findings to faculty and clinical supervisors, emphasizing the necessity of probe microphone measurements for optimal speech clarity.
Clinical Competencies
Pure Tone Audiometry
Tympanometry & Acoustic Reflexes
Speech Audiometry
Real Ear Measurement (REM)
Hearing Aid Fitting & Verification
Otoscopy
Noah System Database
Aural Rehabilitation & Counselling
Impression Taking
Tinnitus Assessment
Languages
English
C2
Irish
B2
Professional Certifications
Basic Life Support (BLS) for Healthcare Providers
Irish Heart Foundation · May 2025
Certified Member
Irish Academy of Audiology · Oct 2024
Volunteer Experience
Cork Active Age Network
Cork, Ireland · Oct 2022 – Apr 2024
- Hearing Health Volunteer
- Delivered bi-monthly community workshops on hearing loss prevention and daily communication strategies for older adults.
- Supported residents with hearing aid cleaning, dome changes, and routine maintenance inquiries.