Anatomical Landmarks
Anatomical Landmarks - Related Videos
05:30
Laparoscopic Anatomical Right Hemihepatectomy via the In Situ Anterior Approach
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2025
To evaluate the clinical benefits of laparoscopic right hemihepatectomy via the in situ anterior approach, emphasizing its advantages in minimizing tumor dissemination risks, reducing bleeding, and enhancing surgical safety, particularly for complex liver tumors.
04:47
Systematic Bronchoscopy: the Four Landmarks Approach
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Cited by 4 •
2023
Here, we present a protocol to navigate the bronchial maze in a structured manner, splitting the bronchoscopy into a stepwise approach-the four landmarks approach.
05:22
Systematic Endobronchial Ultrasound - The Six Landmarks Approach
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Cited by 1 •
2023
Endobronchial ultrasound-guided sampling using transbronchial needle aspiration plays a key role in staging and diagnosing lung cancer. We propose a systematic stepwise approach dividing the procedure into six landmarks that should be taught to new operators.
01:11
Anatomical Positions
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2023
In anatomy, several standard anatomical positions are used as references for describing the position and orientation of different body parts. These positions help provide a common frame of reference when discussing anatomical structures. The anatomical position is the standard reference point for describing the body's position and orientation. In this position: The body is upright, facing forward, and standing erect. The feet are parallel and flat on the floor. The arms are hanging by the...
01:20
Anatomical Terminology
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2023
Knowledge of anatomy is essential to understand human biology and medicine. Anatomists and health care professionals use standard terminology to describe the human body with more precision and no ambiguity. Anatomical terms have mostly Greek and Latin-derived roots. Because these languages are rarely used in conversation, the meaning of words remains the same. Each term is made up of a root in between the prefixes and suffixes. The root of a term often refers to an organ, tissue, or condition,...
FAQs
An external feature becomes clinically useful when it is interpreted in relation to underlying anatomy. This connection helps clinicians identify regions, organs, and tissue boundaries rather than relying on surface appearance alone. It also supports consistent descriptions of location and orientation, which improves communication during examinations, procedures, imaging, and surgical planning.
Inspection allows clinicians to assess visible contours and other external features, while palpation helps locate structures that can be felt beneath the surface. Using both approaches provides complementary information about body regions and tissue boundaries. This combined assessment supports recognition of normal anatomy and may help identify deviations associated with injury or disease.
Positional terms give anatomical landmarks a shared framework for describing where a structure or region lies in relation to another. Rather than relying on vague phrases such as “near” or “below,” clinicians can communicate location and orientation more consistently. This precision is important when documenting findings, coordinating care, or planning a clinical procedure.
A change in the expected appearance, position, or relationship of a landmark may signal a deviation from normal anatomy. Clinicians can compare observed features with the underlying structures they normally represent, then use that information during assessment. Such deviations may provide clues to injury or disease, although landmark findings must be interpreted within the broader clinical examination.
During a physical examination, clinicians inspect and palpate selected landmarks to orient themselves to body regions, organs, and tissue boundaries. These reference points help structure the assessment and support consistent documentation of findings. Comparing the identified landmarks with expected anatomy can also help clinicians recognize changes that warrant further evaluation.
Accurate landmark identification supports several clinical tasks, including patient positioning, injections, venipuncture, imaging, and surgical planning. In each setting, landmarks provide reference points for locating the intended region and maintaining procedural consistency. Their use can improve precision, support communication among clinicians, and help relate clinical observations to normal or altered anatomy.