Authors

Ewe Jin Koh

Publications 2

Research article Open access

Bilateral Symmetrical Thalamic Lesions: An Infarction Involving the Artery of Percheron

Ewe Jin Koh, Alvin John Gnanasegaran, Ming Lee Chin · Oman Medical Journal · 2025 · 10.5001/omj.2025.03

The artery of Percheron is a rare anatomical variant artery that supplies the bilateral thalami and midbrain. An acute occlusion of the vessel will lead to the presentation of a bilateral thalamic stroke syndrome. The classical presentation includes somnolence and a reduced level of consciousness. Therefore, this clini …

Research article Open access

Elderly Man with Acute Chest Pain

Ewe Jin Koh, Ming Lee Chin · Oman Medical Journal · 2023 · 10.5001/omj.2023.100

A 71-year-old man presented at the emergency department (ED) and reported having acute onset central chest pain the same day while gardening. He described the pain as pressing, throbbing, and radiating posteriorly toward the nape of the neck. The pain was associated with excessive sweating including cold sweats. The pa …

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