The Poststenotic Carotid Slim Sign: Spurious Internal Carotid Hypoplasia

Key Points

• The internal carotid hypoplasia may be misleading, suggesting that the slim sign indicates a more complex vascular issue.
• Significant misinterpretations can occur in imaging, often leading to false diagnoses and potential mismanagement.
• Assessment using ultrasound imaging highlights the significance of the poststenotic carotid slim sign in vascular health.
• Further clinical understanding is necessary to prevent misdiagnosis associated with this imaging characteristic.