Related Experiment Video
Updated: Jan 30, 2026

08:56
Nerve Ultrasound Protocol to Detect Dysimmune Neuropathies
Published on: October 7, 2021
3.3K
Entrapment Neuropathies of the Lower Extremity
Michael P Bowley1, Christopher T Doughty2
1Department of Neurology, Massachusetts General Hospital, 55 Fruit Street, WACC 739B, Boston, MA 02114, USA.
The Medical Clinics of North America
|February 2, 2019
Summary
Lower limb entrapment neuropathies, such as common peroneal and femoral nerve palsies, can cause significant mobility issues. Early diagnosis and treatment are crucial for managing pain and weakness, improving functional mobility.
Area of Science:
- Neurology
- Orthopedics
Background:
- Lower limb entrapment neuropathies are prevalent neurologic conditions.
- These conditions can lead to pain, sensory loss, incoordination, and muscle weakness, impacting functional mobility.
Purpose of the Study:
- To review the causes, signs, symptoms, diagnosis, and treatment of specific lower extremity entrapment neuropathies.
- To highlight the importance of accurate identification and management.
Main Methods:
- Literature review focusing on common peroneal, lateral femoral cutaneous, femoral, and posterior tibial nerve palsies.
- Synthesis of information on etiology, clinical presentation, diagnostic approaches, and therapeutic interventions.
Main Results:
- Detailed discussion of the pathophysiology and clinical manifestations of the selected nerve entrapments.
- Outline of diagnostic criteria and evidence-based treatment strategies.
Conclusions:
- Effective management of lower limb entrapment neuropathies is essential for preserving patient function.
- Understanding the nuances of these conditions aids in preventing long-term complications and improving quality of life.
Related Concept Videos
Absolute and Local Extreme Values
68
The highest and lowest values of a function, relative to a reference axis, are known as extreme values. These include absolute maximum and absolute minimum values, which represent the highest and lowest points the function reaches across its entire domain. Within a restricted portion of the function, the highest and lowest values are referred to as local maximum and local minimum values, respectively.Periodic functions, such as sine and cosine, show extreme values at infinitely many points due...
68
Regression Toward the Mean
7.0K
Regression toward the mean (“RTM”) is a phenomenon in which extremely high or low values—for example, and individual’s blood pressure at a particular moment—appear closer to a group’s average upon remeasuring. Although this statistical peculiarity is the result of random error and chance, it has been problematic across various medical, scientific, financial and psychological applications. In particular, RTM, if not taken into account, can interfere when...
7.0K
Specific Heat
67.4K
The specific heat capacity of a substance refers to the energy required to increase the temperature of one gram of that substance by one degree Celcius. Specific heat capacity is often represented in calories (cal), grams (g), and degrees Celsius (oC), but can also be expressed in joules (J), kilograms (kg), and Kelvin (K), among other units.
For example, increasing the temperature of one gram of water by 1°C requires one calorie of heat energy and can be written as 1 cal/g-°C, or...
For example, increasing the temperature of one gram of water by 1°C requires one calorie of heat energy and can be written as 1 cal/g-°C, or...
67.4K
Group Polarization
39.2K
Group polarization is the strengthening of an original group attitude following the discussion of views within a group (Teger & Pruitt, 1967). That is, if a group initially favors a viewpoint, after discussion the group consensus is likely a stronger endorsement of the viewpoint. Conversely, if the group was initially opposed to a viewpoint, group discussion would likely lead to stronger opposition.
39.2K
Spontaneity
29.8K
A spontaneous process is one that occurs naturally under certain conditions. A nonspontaneous process, on the other hand, will not take place unless it is “driven” by the continual input of energy from an external source. Processes have a natural tendency to occur in one direction under a given set of conditions. Water will naturally flow downhill (spontaneous process), but uphill flow (nonspontaneous process) requires outside intervention such as the use of a pump. Iron exposed to...
29.8K
Measures of Central Tendency
21.1K
The "center" of a data set is also a way of describing location. The two most widely used measures of the "center" of the data are the mean (average) and the median. The words "mean" and "average" are often used interchangeably. The substitution of one word for the other is common practice. The technical term is "arithmetic mean" and "average" is technically a center location. However, in practice among non-statisticians,...
21.1K

