| work Baa BC Clinical Opinion (continued)

Worker last name First name Middle initial | WorkSafeBC claim number
HOLAND MARK 42647461

Question regarding issue/topic

Question
What is the nature of the worker’s complaints?

Is the reported condition above related to or consistent with the incident?

Requested by

Ms Jaylin Cassady

Sr Adjudicator

Claims Intake & Adjudication Services

Date requested
2026-03-05

Clinical opinion
This section is restricted for clinicians’ use only.

Opinion

The worker is a Relief control operator. He was completing a training course and reported exposure to noise
from two computer server fans located behind his workstation from January 12 to January 23, 2026. He reported
the onset of a persistent headache and loss of sleep on January 19, 2026. He also reported the onset of bilateral
ear pain, worse in the left ear, since January 23, 2026. The worker was moved to the front of the classroom from
January 27 to January 29, 2026, further away from the computer server fans, but the symptoms persisted.

Questions
What is the nature of the worker’s complaints?
Is the reported condition above related to or consistent with the incident?

The worker reported headache/migraine and bilateral ear pain, worse in the left ear, following exposure to noise
from the two computer server fans. Medical reports from Royal Columbian Hospital on January 25 and January
30, 2026 also indicate that the worker reported pre-existing intermittent tinnitus that has worsened. He is
claiming for an acoustic injury as a result of the noise exposure from January 12 to January 23, 2026.

As per the medical reports on file:

e Past medical records indicate that the worker has a long history of migraines, with stress and lack of
sleep as some of his known triggers.

January 25, 2026 ER report from Royal Columbian Hospital: The worker was seen at the emergency
department for bilateral ear pain. He reported pre-existing tinnitus that was worse that day. He also
reported a history of migraines. The physician noted that on examination, he appeared very well.

68B86 (R20/03) Page 2 of 5