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Left thigh Strain ICD 10

2021 ICD-10-CM Diagnosis Code S76

  1. Left thigh muscle strain ICD-10-CM S76.912A is grouped within Diagnostic Related Group (s) (MS-DRG v38.0): 537 Sprains, strains, and dislocations of hip, pelvis and thigh with cc/mcc 538 Sprains, strains, and dislocations of hip, pelvis and thigh without cc/mc
  2. ICD-10-CM S76.911A is grouped within Diagnostic Related Group (s) (MS-DRG v38.0): 537 Sprains, strains, and dislocations of hip, pelvis and thigh with cc/mcc 538 Sprains, strains, and dislocations of hip, pelvis and thigh without cc/mcc 963 Other multiple significant trauma with mc
  3. ICD-10 code S76.912A for Strain of unspecified muscles, fascia and tendons at thigh level, left thigh, initial encounter is a medical classification as listed by WHO under the range - Injury, poisoning and certain other consequences of external causes. Subscribe to Codify and get the code details in a flash
  4. ICD-10 code S76.312A for Strain of muscle, fascia and tendon of the posterior muscle group at thigh level, left thigh, initial encounter is a medical classification as listed by WHO under the range - Injury, poisoning and certain other consequences of external causes. Subscribe to Codify and get the code details in a flash
  5. | ICD-10 from 2011 - 2016 ICD Code S76.912 is a non-billable code. To code a diagnosis of this type, you must use specify a 7th character that describes the diagnosis 'strain of unsp musc/fasc/tend at thigh level, left thigh' in more detail. The 7th characters that can be added, and the resulting billable codes, are as follows
  6. S86.912A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Short description: Strain of unsp musc/tend at lower leg level, left leg, init The 2021 edition of ICD-10-CM S86.912A became effective on October 1, 2020

S76.212A is an initial encounter code, includes a 7th character and should be used while the patient is receiving active treatment for a condition like strain of adductor muscle fascia and tendon of left thigh. According to ICD-10-CM Guidelines an initial encounter doesn't necessarily means initial visit The ICD-10-CM code S76.319A might also be used to specify conditions or terms like hamstring injury, rupture of hamstring tendon, strain of hamstring muscle or strain of hamstring tendon The ICD-10-CM code S86.912A might also be used to specify conditions or terms like injury of muscle of left lower leg or strain of muscle of left lower leg The ICD-10-CM code S86.112A might also be used to specify conditions or terms like injury of muscle of left lower leg, strain of calf muscle, strain of muscle of left lower leg or strain of muscle of left posterior lower leg

ICD-10 Code for Strain of unspecified muscles, fascia and

  1. 2021 ICD-10-CM Code S76.212D - Strain of adductor muscle, fascia and tendon of left thigh, subsequent encounter 2021 ICD-10-CM Code S76.212D Strain of adductor muscle, fascia and tendon of left thigh, subsequent encounter ICD-10-CM Inde
  2. ICD-10 code S76.312 for Strain of muscle, fascia and tendon of the posterior muscle group at thigh level, left thigh is a medical classification as listed by WHO under the range - Injury, poisoning and certain other consequences of external causes. Subscribe to Codify and get the code details in a flash. Request a Demo 14 Day Free Trial Buy No
  3. ICD-10 code S76.812 for Strain of other specified muscles, fascia and tendons at thigh level, left thigh is a medical classification as listed by WHO under the range - Injury, poisoning and certain other consequences of external causes. Subscribe to Codify and get the code details in a flash. Request a Demo 14 Day Free Trial Buy No
  4. S76.219 Strain of adductor muscle, fascia and tendon of unspecified thigh ICD-10-CM Alphabetical Index References for 'S76.21 - Strain of adductor muscle, fascia and tendon of thigh' The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code S76.21. Click on any term below to browse the alphabetical index

ICD-10 Code for Strain of muscle, fascia and tendon of the

ICD-10-CM Code S76.912 - Strain of unspecified muscles ..

  1. ICD-10-CM Alphabetical Index References for 'S76.91 - Strain of unspecified muscles, fascia and tendons at thigh level' The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code S76.91. Click on any term below to browse the alphabetical index
  2. | ICD-10 from 2011 - 2016 ICD Code S76.212 is a non-billable code. To code a diagnosis of this type, you must use specify a 7th character that describes the diagnosis 'strain of adductor muscle, fascia and tendon of left thigh' in more detail
  3. S86.112A is a valid billable ICD-10 diagnosis code for Strain of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, initial encounter.It is found in the 2021 version of the ICD-10 Clinical Modification (CM) and can be used in all HIPAA-covered transactions from Oct 01, 2020 - Sep 30, 2021. ↓ See below for any exclusions, inclusions or special notation
  4. This page contains information about ICD-10 code: S76212A.Diagnosis. The ICD-10 Code S76212A is assigned to Diagnosis Strain of adductor musc/fasc/tend left thigh, init (Strain of adductor muscle, fascia and tendon of left thigh, initial encounter)
  5. ICD-10 code S76.1 is based on the following Tabular structure: Chapter 19: Injury, poisoning and certain other consequences of external causes. Section S70-S79: Injuries to the hip and thigh. Category S76: Injury of muscle, fascia and tendon at hip and thigh level

Sprains and strains of unspecified site of knee and leg. 2015. Billable Thru Sept 30/2015. Non-Billable On/After Oct 1/2015. ICD-9-CM 844.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 844.9 should only be used for claims with a date of service on or before September 30, 2015 ICD-10-CM Diagnosis Codes. S76.212A - Strain of adductor muscle, fascia and tendon of left thigh, initial encounter. The above description is abbreviated. This code description may also have Includes, Excludes, Notes, Guidelines, Examples and other information ICD-10-CM/PCS MS-DRG v37.0 Definitions Manual: Skip to content: Strain of muscle, fascia and tendon of the posterior muscle group at thigh level, left thigh, initial encounter: S76319A: Strain of muscle, fascia and tendon of the posterior muscle group at thigh level, unspecified thigh, initial encounter. Millones de Productos que Comprar! Envío Gratis en Pedidos desde $59 Strain of muscle, fascia and tendon of the posterior muscle group at thigh level, left thigh, initial encounter. S76.312A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2019 edition of ICD-10-CM S76.312A became effective on October 1, 2018

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| ICD-10 from 2011 - 2016 ICD Code S86.912 is a non-billable code. To code a diagnosis of this type, you must use specify a 7th character that describes the diagnosis 'strain of unsp musc/tend at lower leg level, left leg' in more detail 843.0: Iliofemoral (ligament) sprain. 843.1: Ischiocapsular (ligament) sprain. 843.8: Sprains and strains of other specified sites of hip and thigh. 843.9: Sprains and strains of unspecified site of hip and thigh. ICD-10 has several codes in the sprains and strains category, depending upon the exact location and episode of care S76.019S is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Short description: Strain of muscle, fascia and tendon of unsp hip, sequela The 2021 edition of ICD-10-CM S76.019S became effective on October 1, 2020 ICD-10 Sprains, Strains, and Automobile Accidents Our tour of ICD-10 continues Condition Right Left Idiopathic gout, ankle, and foot M10.071 M10.072 Superficial injury of hip and thigh; S80-S89, Superficial injury of knee and lower leg; and S90-S99, Superficial injury of ankle,. ICD-10 Clinical Concepts Series ICD-10 Official CMS Industry Resources for the ICD-10 Transition M79.605 Pain in left leg M79.606* Pain in leg, unspecified M79.609 Pain in unspecified limb Strain of other muscle(s) and tendon(s) at lower leg level

2015/16 ICD-10-CM S76.919A Strain of unspecified muscles, fascia and tendons at thigh level, unspecified thigh, initial encounter Approximate Synonyms Left hip muscle strain S60.021A, Contusion of right index finger without damage to nail, initial encounter. While it is tempting to use just the first subcategory (S60.0), ICD-10 requires additional characters for these. A muscle strain (muscle pull or tear) is a common injury, particularly among people who participate in sports. The thigh has three sets of strong muscles: the hamstring muscles in the back of the thigh, the quadriceps muscles in the front, and the adductor muscles on the inside Thigh strain symptoms. Typically you will feel a sudden sharp pain at the front of the thigh. You may have some swelling depending on the type and severity of the injury. Thigh strains are graded 1 to 3 depending on how bad your injury is. A grade 1 is mild and a grade 3 involves a complete or near-complete tear of the muscle

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Observation: Strain injuries of the quadriceps may present with an obvious deformity such as a bulge or defect in the muscle belly. Ecchymosis may not develop until 24 hours after the injury. Palpation of the anterior thigh should include the length of the injured muscle, locating the area of maximal tenderness and feeling for any defect in the. Short description: Sprain hip & thigh NOS. ICD-9-CM 843.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 843.9 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes)

Video: 2021 ICD-10-CM Diagnosis Code S86

Chiropractic ICD-10 Common Codes List | Chiropractic Care of Minnesota, Inc. S76.012A Strain of muscle, fascia and tendon of left hip, initial encounter S83.401A Sprain of unspecified collateral ligament of right knee, initial encounter M79.605 Pain in left leg M79.651 Pain in right thigh. Short description: Sprain hip & thigh NEC. ICD-9-CM 843.8 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 843.8 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes)

ICD-10-CM Coding Examples . Fracture (traumatic) of proximal third of scaphoid bone, left wrist, initial encounter . Step 2 Verify code in Tabular: S62 Fracture at wrist and hand level . Note: A fracture not indicated as displaced or nondisplaced should be coded to displace For instance, residual pain in the cervical spine, following a sprain would be coded in the following manner: S13.4XXA Sprain of ligaments of cervical spine M54.2 cervical pain (as primary symptom) S13.4XXS this indicates this pain is a sequelae of a cervical sprain FROM: Coding for Strains and Sprains in ICD-10 Dynamic Chiropractic - June 1. ICD-10-CM Diagnosis Codes. S86.812A - Strain of other muscle (s) and tendon (s) at lower leg level, left leg, initial encounter. The above description is abbreviated. This code description may also have Includes, Excludes, Notes, Guidelines, Examples and other information

Distal Phalanx Fracture S62

2021 ICD-10-CM Code S76

Overview. A groin strain is an injury or tear to any of the adductor muscles of the thigh. These are the muscles on the inner side of the thigh. Sudden movements usually trigger an acute groin. ICD-10-CM. 19. Injury, poisoning and certain other consequences of external causes (S00-T88) S80-S89 Injuries to the knee and lower leg. S86 Injury of muscle, fascia and tendon at lower leg level. S86.1 Injury of other muscle (s) and tendon (s) of posterior muscle group at lower leg level. S86.11 Strain of other muscle (s) and tendon (s) of. Below is an example of thigh strain or quadriceps rehabilitation programs depending on whether the injury is a grade 1,2 or 3. The following guidelines Read More. Thigh Strain Diagnosis & Assessment. A thigh strain is a tear to one of the quadriceps muscles at the front of the thigh. Thigh strains are graded 1, 2 o Strain of muscle(s) and tendon(s) of peroneal muscle group at lower leg level S86.312: Strain of muscle(s) and tendon(s) of peroneal muscle group at lower leg level, left leg: The appropriate 7th character is to be added to each code from category S86 A initial encounter D subsequent encounter S sequela . ICD-10-CM/PCS codes version 2016.

2021 ICD-10-CM Code S86

1-20 ICD-9 Description ICD-9 ICD-10 Description ICD-10 M79.603 Pain in arm, unspecified M79.604 Pain in right leg M79.605 Pain in left leg M79.606 Pain in leg, unspecified M79.609 Pain in unspecified limb M79.621 Pain in right upper arm M79.622 Pain in left upper arm M79.629 Pain in unspecified upper arm M79.631 Pain in right forear ICD-10-CM codes are to be used and reported at their highest number of characters available. S86.812 Strain of other muscle(s) and tendon(s) at lower leg level, left leg S86.819 Strain of other muscle(s) and tendon(s) at lower leg level, unspecified le ICD-10 Clinical Concepts Series ICD-10 Common Codes for Orthopedics is a feature of . Road to 10, a CMS online tool built with physician input. ICD-10. With Road to 10, you can: l. Build an ICD-10 action plan customized for your practice. l Use interactive case studies to see how your coding selections compare with your peers' coding. ICD-10-CM. 19. Injury, poisoning and certain other consequences of external causes (S00-T88) S80-S89 Injuries to the knee and lower leg. S86 Injury of muscle, fascia and tendon at lower leg level. S86.0 Injury of Achilles tendon. S86.01 Strain of Achilles tendon. S86.012 Strain of left Achilles tendon The top ten musculoskeletal ICD-9 to ICD-10 mappings are found in the chart below. Top 10 ICD-9 Code ICD-9 Description ICD-10 Code ICD-10 Description 1 724.2 Lumbago M54.5 Low back pain 2 719.46 Pain in joint, lower leg M25.561 Pain in right knee M25.562 Pain in left knee M25.569 Pain in unspecified knee 3 723.1 Cervicalgia M54.2 Cervicalgi

2021 ICD-10-CM Diagnosis Code M79.622: Pain in left upper arm Updated: 8 mins ago M79.622 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes Hamstring stretch. To stretch your hamstring muscles, extend one leg out in front of you and then lean forward until you feel the stretch in the back of your thigh. Repeat with the other leg. Don't bounce. The initial goal of treatment is to reduce pain and swelling. To accomplish this, your doctor may recommend that you do the following Chiropractic ICD-10 Common Codes List | Fulcrum S76.012A Strain of muscle, fascia and tendon of left hip, initial encounter S83.401A Sprain of unspecified collateral ligament of right knee, initial encounter M79.605 Pain in left leg M79.651 Pain in right thigh M79.652 Pain in left thigh. Most often, groin pain is the result of a muscle, ligament, or tendon strain. This happens to a lot of men who play sports. The pain may happen right away, or it could build over time. Continuing. Peroneus brevis tendon rupture symptoms. Symptoms include pain on the outside of your foot, specifically over the prominent bony part on the outside of the forefoot. Pain will most likely come on suddenly after a twisted ankle, or sudden forced movement of the ankle. You may have bruising and swelling and the foot. Walking will be painful

Rotator Cuff Tear (RTC) M75

Pregnancy puts extra pressure and strain on your ligaments, so they can become tense, like an overextended rubber band. Sudden, rapid movements can cause your ligaments to tighten too quickly and. Causes. Hip impingement may be caused by a misshapen femoral head, deformed femoral neck, or a hip socket that covers too much of the femoral head. Over time, repetitive bumping or impingement of the femur on the rim of the acetabulum leads to cartilage and labral damage. People with hip impingement may have been born with a structurally. | ICD-10 from 2011 - 2016 ICD Code S86.0 is a non-billable code. To code a diagnosis of this type, you must use one of the four child codes of S86.0 that describes the diagnosis 'injury of achilles tendon' in more detail

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Back pain can range from a muscle aching to a shooting, burning or stabbing sensation. In addition, the pain may radiate down your leg or worsen with bending, twisting, lifting, standing or walking. When to see a doctor. Most back pain gradually improves with home treatment and self-care, usually within a few weeks A pain in your left arm could mean you have a joint injury, pinched nerve, or problem with your heart. Read on to learn more about the causes of arm pain and what other symptoms to watch for

ICD-10 Code for Strain of other specified muscles, fascia

Chondromalacia patella (knee pain) is the softening and breakdown of the tissue (cartilage) on the underside of the kneecap (patella). Pain results when the knee and the thigh bone (femur) rub together. Dull, aching pain and/or a feeling of grinding when the knee is flexed may occur. The most common way to treat symptoms of chondromalacia. Symptoms of an LCL sprain. The main symptoms of a lateral collateral ligament sprain (LCL sprain) is pain on the outside of the knee. Pain can vary from being very mild to a complete rupture of the ligament. You may have swelling over the outside of the joint. Lateral ligament sprains are categorized into grade 1, grade 2 or grade 3 sprains. Flank pain is pain that occurs on either or both sides of the torso, just below the ribs. The most common reason for flank pain is a muscle strain, but there are other possible underlying causes 1. Download the ICD-10-CM app by Unbound Medicine. 2. Select Try/Buy and follow instructions to begin your free 30-day trial. You can cancel anytime within the 30-day trial, or continue using ICD-10-CM to begin a 1-year subscription ($39.95) M25.512 - Pain in left shoulder. Code. Code Tree. Map to ⑨

Peroneal tendonitis occurs when the peroneal tendons become inflamed. This happens when there is an increased load and overuse of the tendons, leading to them rubbing on the bone Sternum pain can result from a variety of causes. These range from medical conditions, such as acid reflux or costochondritis, to traumatic events, for example, a fracture. Sternum pain can be. Knee Sprains and Strains Description: Knee pain is often caused by ligament sprains, muscle strains, or irritated/damaged cartilage. These can be a result of a traumatic injury or stress over time. Injuries: Trauma, falls, or sports injuries can produce forces that tear, over stretch or compress the joint or the soft tissue. Overuse: Advancing too quickly in your sport or activity can.

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Let's Code It! - Read book online for free. Journey to Coding Career Success—Use the most efficient learning tool specifically for you to achieve your career goals in your journey to a successful career in medical coding. Instruction is presented in easy-to-understand language with numerous examples. Hands-on practice encourages critical thinking using realistic physician documentation from. If you are having back pains, you have come to the right place. Click on one of our informative articles to learn more In ICD-9, strains and sprains had a single code — but it's different for ICD-10. Now, these each have their own codes to simplify the coding process. Once you know the strain and sprain codes, you can use extensions to provide more information about the purpose of the patient encounter and what you accomplished during the visit New ICD-10-CM code for the 2019 Novel Coronavirus (COVID-19), December 3, 2020 Effective: January 1, 2021 In March 2020 the Novel Coronavirus Disease, COVID-19, was declared a pandemic by the World Health Organization. A national emergency was declared in the U.S. on March 13, 2020 and remains in place ICD-10 Online Training International Statistical Classification of Diseases and Related Health Problems 10th Revision You may browse the classification by using the hierarchy on the left or by using the search functionalit

ICD-10-CM Code S76.21 - Strain of adductor muscle, fascia ..

ICD-10 Implementation Date: October 1, 2015. Code services provided on or after Oct 1, 2015 with ICD-10. Code services provided before Oct 1, 2015 with ICD-9, even if you submit the claim after Oct 1, 2015. The ICD-10 transition is a mandate that applies to all parties covered by HIPAA, not just providers who bill Medicare or Medicaid A. Per the ICD‐10‐CM guidelines Do not code conditions that were previously treated and no longer exist. The follow‐up codes (Z08, Z09, Z39) are used to explain continuing surveillance following completed treatment of a disease, condition, or injury. They imply that the conditio Asthma Codes for ICD-10 Asthma codes for ICD-10 are a little different from ICD-9. In ICD-10, asthma is coded as intermittent or persistent and adds: mild - moderate - severe as descriptors, as we would do clinically describing these patients. In addition, a fifth digit is used to describe asthma as uncomplicated (x=0), with exacerbatio ICD-Trivia: What ICD-10 CM code is assigned when acute pulmonary edema is present . with heart failure? ICD-Trivia Answer: I50.1 Left ventricular failure is assigned for the diagnosis (acute, chronic, unspecified) pulmonary edema with heart failure. Coding Clinic is the official resource and authority for ICD-10 coding rules and conventions

ICD-10 Basics Check out these videos to learn more about ICD-10. ICD-10 Games Learn codes with classic games like Flashcards and Hangman. About the ICD-10 Code Lookup. This free tool is designed to help billers and coders navigate the new ICD-10-CM code set. We hope you find it helpful, and thanks for stopping by A strain is a stretched or torn muscle or tendon. Tendons are tissues that connect muscle to bone. Twisting or pulling these tissues can cause a strain. Strains can happen suddenly or develop over time. Back and hamstring muscle strains are common. Many people get strains playing sports. Symptoms include pain, muscle spasms, swelling, and. 729.5 M79.605 Pain in left leg; 729.5 M79.662 Pain in left lower leg; 719.41 M25.512 Pain in left shoulder; 729.5 M79.652 Pain in left thigh; 729.5 M79.675 Pain in left toe(s) 729.5 M79.622 Pain in left upper arm; 719.43 M25.532 Pain in left wrist; 729.5 M79.606 Pain in leg- unspecified; 719.47 M25.571 Pain in right ankle and joints of right.

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S76.212A - ICD-10 Code for Strain of adductor musc/fasc ..

We are open for safe in-person care. Learn more: Mayo Clinic facts about coronavirus disease 2019 (COVID-19) Our COVID-19 patient and visitor guidelines, plus trusted health information Latest on COVID-19 vaccination by site: Arizona patient vaccination updates Arizona, Florida patient vaccination updates Florida, Rochester patient vaccination updates Rochester and Mayo Clinic Health System. You can, however, reduce strain on your abdominal muscles and tissues. For example: Maintain a healthy weight. Talk to your doctor about the best exercise and diet plan for you. Emphasize high-fiber foods. Fruits, vegetables and whole grains contain fiber that can help prevent constipation and straining Abdominal strain can be caused by: sudden twisting or fast movement. intense and excessive exercise. not properly resting overused muscles. improper technique while playing sports that require.

S76.012A - ICD-10-CM Strain of muscle, fascia and tendon ..

Below is the complete list of the latest International Classification of Diseases, Tenth Revision, Clinical Modification or ICD-10-CM codes. These codes are to be used from October 1, 2019 through September 30, 2020 and are up-to-date as of July 11, 2019 synonyms:Tennis leg gastocnemius muscle tear, medial gastroc tear Gastrocnemius Tear ICD-10. S86.111A Strain other muscle(s) and tendon(s) posterior muscle group at lower leg level, right leg, initial; S86.112A Strain other muscle(s) and tendon(s) posterior muscle group at lower leg level, left leg, initia Plan the coronal slices on the axial plane; angle the position block parallel to the right and left hip joints. Check the positioning block in the other two planes. An appropriate angle must be given in sagittal plane (parallel to the femoral shaft). Slices must be sufficient to cover the whole thigh from anterior to posterior ICD-10-CM diabetes codes are combination codes that include the type of diabetes mellitus, body system affected, and the complications affecting that body system. The following examples apply ICD-10-CM chapter 4, Diabetes mellitus E08-E13, tabular list instructions and illustrate diabetes mellitus code combinations and code specificity

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On your side, flex hip, and bend knee to 90 degrees, then lift leg upward . towards ceiling. Do 2 sets of 20. Hip circles. On your side, with knee straight (quadriceps contracted), complete 20 circles to the right, and 20 circles to the left. Standing squat with hip abduction Begin with a standing squat and add leg lift out to the side. Do 3. Typically, individuals who sustain a calf strain notice a sudden, sharp pain in the back of the leg. The most common muscle injured when a calf strain occurs is the medial gastrocnemius. 1  This muscle is on the inner side of the back of the leg. The injury usually occurs just above the midpoint of the leg (between the knee and ankle) Health Content A-Z. Find information about symptoms, diagnosis, and treatment options to discuss with your doctor. From major surgery to outpatient procedures, learn what to expect and how to prepare for a successful outcome. Take a short quiz to prepare for your appointment and build a list of important questions to ask your doctor ICD-10 Common Codes ICD-10 Code Description A63.8 Other Specified Predominantly Sexually Transmitted Diseases A64 Unspecified Sexually Transmitted Disease A69.20 Lyme Disease, Unspecified B00.9 Herpesviral Infection, Unspecified B17.10 Acute Hepatitis C Without Hepatic Coma B18.1 Chronic Viral Hepatitis B Without Delta-Agent B18.2 Chronic Viral. Hamstring Muscle Injuries. Hamstring muscle injuries — such as a pulled hamstring — occur frequently in athletes. They are especially common in athletes who participate in sports that require sprinting, such as track, soccer, and basketball. A pulled hamstring or strain is an injury to one or more of the muscles at the back of the thigh Sciatica occurs when there is pressure or damage to the sciatic nerve. This nerve starts in the lower back and runs down the back of each leg. This nerve controls the muscles of the back of the knee and lower leg. It also provides sensation to the back of the thigh, the outer and back part of the lower leg, and the sole of the foot. Men between.