Related Experiment Video
Updated: Mar 17, 2026
06:30
Assessment of Static Graviceptive Perception in the Roll-Plane using the Subjective Visual Vertical Paradigm
Published on: April 28, 2020
6.3K
[Clinical examination of vertigo]
Deutsche Medizinische Wochenschrift (1946)
|July 28, 2016
Summary
Differentiating acute vertigo is crucial. Central vestibular symptoms may signal dangerous brainstem or cerebellar ischemia, requiring prompt clinical evaluation using nystagmus, head-impulse, and skew deviation tests.
Area of Science:
- Neurology
- Ophthalmology
- Otolaryngology
Background:
- Acute vertigo can stem from peripheral or central vestibular issues.
- Central vestibular disorders may indicate critical brainstem or cerebellar ischemia.
- Rapid differentiation between peripheral and central vertigo is clinically essential.
Purpose of the Study:
- To highlight the importance of differentiating acute vertigo causes.
- To identify key clinical signs for diagnosing central vestibular disorders.
Main Methods:
- Clinical evaluation of patients presenting with acute vertigo.
- Assessment of spontaneous or gaze-evoked nystagmus.
- Performance of the head-impulse test.
- Identification of skew deviation.
Main Results:
- Spontaneous or gaze-evoked nystagmus is a key indicator.
- The head-impulse test aids in localizing vestibular dysfunction.
- Skew deviation suggests a central cause.
Conclusions:
- Prompt clinical differentiation of acute vertigo is vital.
- Specific bedside tests (nystagmus, HINTS) are effective for identifying central causes.
- Early diagnosis of central vestibular disorders can prevent severe outcomes.
Related Concept Videos
01:15Equilibrium and Balance
7.7K
The inner ear assumes dual functionalities of auditory perception and equilibrium maintenance. The vestibule is the organ responsible for balance. This organ contains mechanoreceptors, specifically hair cells, endowed with stereocilia, which aid in deciphering information regarding the position and motion of our heads. Two intrinsic components, the utricle and saccule, help perceive head position, while the semicircular canals track head movement. Neurological messages initiated in the...
7.7K
01:29The Vestibular System
44.8K
The vestibular system is a set of inner ear structures that provide a sense of balance and spatial orientation. This system is comprised of structures within the labyrinth of the inner ear, including the cochlea and two otolith organs—the utricle and saccule. The labyrinth also contains three semicircular canals—superior, posterior, and horizontal—that are oriented on different planes.
44.8K
01:27Assessment of the Cardiovascular System III: Palpation
1.4K
Palpation involves feeling the body to evaluate texture, size, consistency, and tenderness for assessing cardiovascular health. The following steps are organized in a head-to-toe order:
Jugular Venous Pressure (JVP) Measurement
Position the patient at a thirty- to forty-five-degree angle or in a semi-fowler's position. Look for the highest point of pulsation in the internal jugular vein and measure the vertical distance to the angle of Loius or sternal angle. A normal JVP is 3-4 cm above...
Jugular Venous Pressure (JVP) Measurement
Position the patient at a thirty- to forty-five-degree angle or in a semi-fowler's position. Look for the highest point of pulsation in the internal jugular vein and measure the vertical distance to the angle of Loius or sternal angle. A normal JVP is 3-4 cm above...
1.4K
01:25Assessment of the Abdomen I: Inspection and Auscultation
2.8K
Introduction
The abdominal examination is a cornerstone of clinical medicine, serving as a critical tool in diagnosing various gastrointestinal (GI) diseases. It involves a systematic approach that includes inspection and auscultation, each with distinct yet complementary roles in assessing the abdomen. This article will delve into these two primary methods healthcare professionals use to examine the abdomen.
Inspection of the Abdomen
The first step in any abdominal examination is inspection....
The abdominal examination is a cornerstone of clinical medicine, serving as a critical tool in diagnosing various gastrointestinal (GI) diseases. It involves a systematic approach that includes inspection and auscultation, each with distinct yet complementary roles in assessing the abdomen. This article will delve into these two primary methods healthcare professionals use to examine the abdomen.
Inspection of the Abdomen
The first step in any abdominal examination is inspection....
2.8K
01:29Assessment of the Cardiovascular System II: Inspection
1.1K
Inspection is the initial step in assessing the cardiovascular system. It involves a detailed visual examination that provides crucial information about a patient's circulatory and cardiac health. This systematic process, conducted from head to toe, helps identify signs of cardiovascular conditions by observing physical appearance, skin and mucous membranes, jugular and carotid pulsations, chest symmetry, and the condition of the extremities.
Head and Neck
Head and Neck
1.1K
01:05Data Collection III
4.8K
The physical assessment examines the patient for objective data that defines the patient's condition, and aids in formulating the nursing care plan. The purpose of physical assessment is a health status appraisal, which includes identifying health problems, and establishing a database for nursing intervention.
The principles to begin the physical assessment include conducting a comprehensive or problem-related history in a quiet, well-lit room, emphasizing privacy and comfort for the...
The principles to begin the physical assessment include conducting a comprehensive or problem-related history in a quiet, well-lit room, emphasizing privacy and comfort for the...
4.8K