NR509 Final Chapter 23 Muscloskelatal PDF
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This document presents an overview of musculoskeletal examination techniques, including detailed steps for examining joints, signs of inflammation, and specific examples for different joint regions like the shoulders and temporomandibular joint. The procedures detailed should be useful for medical students attending their musculoskeletal exam.
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o Seps or examining joins ▪ Inspecon Evaluae visually or signs o deormiy, asymmery, swelling, scars, inammaon, or muscle arophy. ▪ Palpaon Feel surace anaomy landmarks used or localizaon o poins...
o Seps or examining joins ▪ Inspecon Evaluae visually or signs o deormiy, asymmery, swelling, scars, inammaon, or muscle arophy. ▪ Palpaon Feel surace anaomy landmarks used or localizaon o poins o enderness, crepius. ▪ Range o moon involved joins are moved acvely by he paen, hen passively by he examiner. ▪ Special maneuvers I indicaed, sress maneuvers are perormed o evaluae sabiliy and inegriy o ligamens, endons, and Bursae. o Signs o inammaon ▪ Swelling palpable swelling may involve: o The synovial membrane, which can eel boggy or doughy; eusion rom excess synovial uid wihin he join space; or so ssue srucures, such as Bursae, endons, and endon sheahs. ▪ palpable bogginess or doughiness indicaes synovis, enderness over he endon sheah is ound in endonis. ▪ Warmh use he backs o your ngers o compare he involved join wih is unaeced conralaeral join, or wih nearby ssues i boh joins are involved. o Increased warmh can be seen in arhris, endonis, Bursis, oseomyelis ▪ Redness redness o he overlying skin is he leas common sign o inecon near he joins and is usually seen in more supercial joins like ngers, oes, and knees o diuse enderness and warmh sugges arhris or inecon; Focal enderness suggess injury or rauma ▪ pain or enderness ry o ideny he specic anaomic srucure ha is ender. o redness over a ender join suggess acue inammaon seen in sepc, crysalline, or RA o Temporal mandibular join ▪ key componens o TMJ examinaon inspec he ace and TMJ palpae he TMJ and muscles o mascaon (masers, emporal muscles, perygoid muscles). Assess range o moon: opening, closing; Prorusion, reracon; Laeral, or side o side, moons o Shoulders ▪ key componens o he shoulder exam inspec shoulder and shoulder girdle aneriorly and scapulae and relaed muscles poseriorly. palpae sernal clavicular join, clavicle, acromioclavicular join, coracoid process, greaer ubercle, biceps endon, subacromial and subdeloid Bursa, and underlying palpable SITS muscles. Assess range o moon: exion, exension, abducon, adducon, and inernal and exernal roaons. Perorm special maneuvers i indicaed: painul arc es, neer es, Hawkins es, drop arm es, empy can es ▪ Inspec he conour o shoulders and shoulder girdles rom ron and back. When he shoulder muscles appear arophic, inspec or scapular winging. Muscle arophy; Anerior or poserior dislocaon o humoral head; scoliosis i shoulder heighs asymmeric painul shoulders ▪ Palpae clavicle rom he sernoclavicular join o he acromioclavicular join. o Sep os i racure rom rauma bicipial endon o By palpang along he bicipial groove in he righ shoulder subacromial and subdeloid Bursa aer liing arm poseriorly o exending he righ humerus poseriorly o palpae he SITS muscle inserons and Bursae. ▪ Assess range o moon shoulder arhris o Perorm special maneuvers o assess he SITS muscles o he roaor cu and bicipal endon i indicaed. ▪ Subacromial or subdeloid Bursis; enderness over he SITS (supraspinaus, inraspinaus, eres minor, subscapularis) muscle inserons and diculy abducng he arm above shoulder level occurs in sprains, ears, endon rupure o roaor cu. ▪ Pain or inabiliy o perorm hese maneuvers in roaor cu sprains, endonis, rupure o Pain provocaon es ▪ painul arc es Fully adduc he paens arm rom zero o 180 degrees. ▪ Hawkins impingemen sign Flex he paen shoulder and elbow o 90 degrees wih he palm acing down. Then, wih one hand on he orearm and one on he arm roae he arm inernally. This compresses he greaer uberosiy agains he supraspinaus endon and coracoacromial ligamen. ▪ Neer impingemen sign press on he scapula o preven scapular moon wih one hand and raise he paens arm wih he oher. This compresses he greaer uberosiy o he humerus agains he acromion. ▪ Srengh es drop arm es o ask he paen o ully abduc he arm o shoulder level, up o 90 degrees, and lower i slowly. Noe ha abducon above shoulder level, rom 90 o 120 degrees reecs acon o he deloid muscle. ▪ Composie es empy can es o elevae he arms o 90 degrees and inernally roae he arms wih he humbs poinng down as i empying a can ask he paen o resis as you place downward pressure on he arms o Elbows ▪ key componens o he elbow join examinaon Inspec and palpae conours o elbow, exensor suraces o ulna, olecranon processes. o Olecranon process: olecranon bursis; poserior dislocaon rom direc rauma or supracondylar racure. o Medial and laeral epicondyles: enderness disal o epicondyle in epicondylis (medial = ennis elbow, laeral = pichers’ elbow) o Exensor surace o he ulna: rheumaoid nodules. Assess range o moon: exion, exension, pronaon, and supinaon o Perorm special maneuvers i indicaed: cozens es (laeral epicondylis) o Cozens es ▪ sabilize he paen's elbow and palpae he laeral epicondyle. Then ask he paen o pronae and exend he wris agains resisance. Pain should be reproduced along he laeral aspec o he elbow. o Wris and hands ▪ key componens o wris join and hand examinaon inspec wris, hand, and nger bone; henar and hypohenar eminences; And exor endons. o Guarded movemen in injury o Asymmeric DIP, PIP deormies in OA; Symmeric deormies in PIP, MCP, wris joins in our a; Swelling and arhris, ganglia; Impaired alignmen o ngers in exor endon damage; Flexion conracures in dupuyrens conracure. o Thenar arophy and median nerve compression (carpal unnel syndrome); hypohenar arophy in older nerve compression. Palpae radius, ulna, radial syloid bone, and anaomic snufox (is he hollow space disal o he radial syloid bone; Thumb exensor and abducor endons); carpal bone; Meacarpals and proximal, meal, and disal anges, wris join, MCP’s and PIP's. o swelling and enderness and rheumaoid arhris, gonococcal inecon o join or exensor endon sheahs. o Tenderness over he ulnar syloid in Colles racure o Tenderness over he anaomic snufox sugges scaphoid racure. Tenderness over exensor and abducor endons in de Quervain enosynovis. o swelling in he meacarpophalangeal joins sugges rheumaoid arhris o Proximal nodules are ound in OA; Bouchard (PIP) and Heberden (DIP) nodes in OA Assess range o moon. o Wris; exion, exension, abducon, and adducon o Finger; exion, exension, abducon, and adducon o Thumb: exion, exension, abducon, adducon, and opposion Perorm special maneuvers; hand grip srengh, ess or humb enosynovis (Finkelsein es), and nerve enrapmen neuropahy (sensaon, humb abducon and opposion, Tinel sign (aching, ngling, and numbness in second, hird, and 4h ngers is a posive Tinel sign), Phalen sign (aching, ngling, and numbness and second, hird, and 4h volar ngers is a posive Phalen sign.)) o Spine ▪ Key componens o he verebral spine examinaon inspec posure; Inspec cervical, horacic, and lumbar curves laerally; alignmen o shoulders, iliac Cres, and glueal olds poseriorly. o Kyphosis, scoliosis, lordosis, gibbus, lis curvaures. o scoliosis, pelvic l, unequal leg lengh palpae verebral spinous processes, paraverebral muscles, ace joins, lumbosacral verebra, sacroiliac join, iliac Cres, and poserior superior iliac spines. o Tender i rauma, inecon; sep os in spondylolishesis, racure o sacroiliis, ankylosing spondylis o Paraverebral muscle spasm in abnormal posure, degenerave and inammaory muscle disorders, overuse Assess range o moon o Cervical spine; exion, exension, roaon, and laeral bending. o Thoracolumbosacral spine: exion, ex, roaon, and laeral bending o perorm special maneuver; cervical radiculopahy (spurling es). ▪ Decreased mobiliy in arhris o Hips ▪ key componens o he hip join examinaon inspec gai and inspec he lumbar spine, legs, and anerior and poserior hip o Mos problems arise during he weighbearing sance phase o The widh o base is usually wo o our inches rom heel o heel, shi o pelvis, exion o knee ▪ Cerebellar disease or oo problems i wide base; Impaired shi o pelvis in arhris, hip dislocaon, abducor weakness, disruped gae i poor knee exion palpae o anerior landmarks ▪ iliac Cres, iliac ubercle, Anerior superior iliac spine, greaer rochaners o emur, and he pubic ubercle. o Poserior landmarks ▪ poserior superior iliac spine, greaer rochaners laerally, ischial uberosiy, and he sacroiliac join. Palpang inguinal ligamen (ideny he nerve- arery-vein-empy space-lymph node, NAVEL) o Bulges are ound in inguinal hernia, aneurysm Psoas Bursae Trochaneric Bursa o on he greaer rochaner o he emur ▪ ocal enderness in rochaneric Bursis, oen described by paens as low back pain. Ischioglueal Bursa o Supercial o he ischial uberosiy ▪ ender and Bursis (weaver's boom) rom prolonged sing o Assess range o moon; exion, ex, abducon, adducon, inernal and exernal roaons ▪ Flexion o opposie leg sugges deormiy o ha hip ▪ Exension is painul in iliopsoas Abscess ▪ Abducon and adducon are resriced in hip arhris ▪ Exernal and inernal roaon are resriced in hip arhris. o Perorm special maneuvers: groin srain (FABER or Parick es) ▪ Flexion, abducon, exernal roaon or Parick es or groin srain. Wih he paen supine, posion he lake ino 90 degrees o exion and inernally roae and abduc i so ha he ipsilaeral ankle res disal o he knee o he conralaeral leg, o Knees ▪ key componens o he knee join examinaon Inspec gai, knee hollows around Paella and quadricep muscles o Sumbling or giving away during heel srike in quadriceps weakness or abnormal paellar racking o bowlegs, knock knees; Flexion conracures and limb paralysis or hamsring ghness o quadriceps aer ee wih paelloemoral disorder; Swelling over he Paella in prepaellar Bursis (housemaid's knee), over he bial ubercle in inra paellar or i more medial anserine bursis. palpae bioemoral join ▪ Irregular, Bony ridges in oseoarhris ▪ There is enderness over he medial and laeral meniscus i here is a meniscus ear ▪ here is enderness in he medial and laeral conralaeral ligamens wih an MCL ear. o Medial comparmen ▪ medial emoral condyle, adducor ubercle, medial bial plaeau, and MCL. o laeral comparmen ▪ laeral emoral condyle, laeral bial plaeau, and LCL o paelloemoral comparmen ▪ Paella, paellar endon, bial uberosiy, prepaellar Bursa, anserine Bursa, and poplieal ossa. Swelling over he Paella in prepaellar Bursis or housemaid's knee enderness or inabiliy o exend he leg in paral or complee ear o he paellar endon pain, crepius, and a hisory o knee pain in paelloemoral disorder pain during conracon o quadriceps in chondromalacia here's swelling in he suprapaellar pouch wih synovis and arhris here is swelling in he inrapaellar spaces and arhris here is swelling in he medial bial condyle wih pes anserine bursis. assess range o moon: ex and exion perorm special maneuvers: o McMurray es (meniscus) ▪ Wih he paen supine, grasp he heel and ex he knee. Cup your oher hand over he knee join wih ngers and humb along he medial join line period rom he heel, exernally roae he lower leg hen push on he laeral side o apply a valgus sress on he medial side o he join. Slowly exend he lower leg in exernal roaon. The same maneuver wih inernal roaon sresses he laeral meniscus a click or pop along he medial join wih valgus sress, exernal roaon, and leg exension and ear o poserior medial meniscus o abducon or valgus es (MCL) ▪ Wih he knee slighly exed, push immediaely agains laeral surace o knee wih one hand and pull laerally a he ankle wih he oher hand pain or gap in he medial join line poins o a paral or complee MCL ear o adducon or varus es (LCL) ▪ wih knee slighly exed, push laerally along medial surace o mea wih one hand and pull medially a he ankle wih he oher hand pain or gap in he laeral join line poins o a paral or complee LCL ear o anerior drawer sign or lachmann es (ACL) ▪ Drawer: wih he knee exed, place humbs on medial and laeral join line and place ngers on hamsring inserons. Pull bia orward, observe i bia slides orward like a drawer. Compared o opposie knee orward slide o proximal bia is a posive anerior drawer sign in ACL laxiy or ear ▪ Lachman: grasp he disal emur wih one hand in he proximal bia wih he oher, place he humb on he join line. Move he heme are orward and he bia back. Signican orward exrusion o bia and ACL ear o poserior drawer sign (PCL) ▪ posion paen and hands as in he ACL es period push he bia poseriorly and observe or poserior movemen, like a drawer sliding poseriorly isolaed PCL ears are rare o Eusions: bulge sign, balloon sign, and ballong o he Paella ▪ compress he suprapaellar pouch, sroke downward on medial surace, apply pressure o orce uid o laeral surace, and hen ap he knee behind laeral margin o Paella poplieal or bakers cys a uid wave reurning o he medial surace aer a laeral ap conrms in diusion-a posive bulge sign ▪ balloon sign: compress suprapaellar pouch wih one hand; Wih humb and nger o he oher hand ll or uid enering he space is nex o he Paella a palpable uid wave is a posive sign ▪ ballue o Paella: push he Paella sharply agains he emur; Wach or uid reurning o he Super paellar o Ankles and space. ee ▪ key componens o ankle join and oo examinaon inspec he ankle and oo o Hallux or vagus, corns, calluses palpae ankle join, Achilles endon, Calcaneus, planer ascia, medial and laeral ankle ligamens, medial and laeral malleolus meaarsophalangeal or MTP joins, meaarsals, gasrocnemius, and soleus. o Tender in arhris. o Tenderness and sprain; Laeral ligamens weaker, making inversion injuries (ankle bows ouward, heel bows inward) more common o rheumaoid nodules, enderness and endonis o enderness and arhris, Moron neuroma 3rd and 4h MTP join; Inammaon o rs MTP join in gou Assess range o moon: exion (planar exion), exension (dorsiexion), inversion and eversion o Ankle exion and ankle exension is oen painul wih an arhric join when moved in any direcon, sprain, when injured ligamen is sreched. o Inversion is painul wih an ankle sprain o eversion is painul wih rauma or arhris. perorm special maneuvers. Tes or join inegriy: bioalar, subalar or alocalcaneal, alocrural, ransverse arsal, meaarsophalangeal. Tes or Achilles endon inegriy. Anaomy o Imporan erms ▪ auricular srucures Include he join capsule and arcular carlage, he synovium and synovial uid, inra arcular ligamens, and juxa arcular bone. Arcular carlage is composed o a collagen marix conaining charged ions and waer, allowing he carlage o change shape in response o pressure or load, acng as a cushion or underlying bone. Synovial uid provides nurion o he adjacen relavely a vascular arcular carlage. ▪ Exraarcular srucures include periarcular ligamens, endons, bursae, muscle, ascia, bone, nerve, and overlying skin. ▪ Ligamens are rope like bundles o collagen brils ha connec bone o bone ▪ endons are collagen bers connecng muscle o bone ▪ Bursae are paches o synovial uid ha cushion he movemen o endons and muscles over bone or oher join srucures. Back pain (including lumbar spinal senosis) o Low back pain ▪ I he pain radiaes ino he legs, ask abou any associaed numbness, ngling, or weakness. Ask abou hisory o rauma. Check or bladder or bowel dysuncon. Middle back pain is seen in verebral collapse, disc herniaon, epidural Abscess, spinal cord compression, or spinal cord measases. Pain o he midline in muscle srain sacroiliis, rochaneric Bursis, sciaca, hip arhris, renal condions such as pyelonephris or renal sones. Sciaca i radicular glueal and poserior leg pain in he S1 disribuon ha increases wih cough or valsalva maneuver. loss o bowel or bladder uncon is presen in cauda equina syndrome rom S2 o S4 umor or disc herniaon, especially i saddle aneshesia rom perianal numbness. ▪ Elici any red ags or serious underlying sysemic disease. Red ags or a low back pain rom underlying sysemic disease o age less han 20 years or older han 50 years. o hisory o cancer o unexplained weigh loss, ever, or decline in general healh o pain lasng more han one monh or no responding o reamen o pain a nigh or persisen a res o hisory o Iv drug use, addicon, or immunosuppression o presence o acve inecon or human immunodeciency virus inecon o long erm seroid herapy o saddle aneshesia o bladder or bowel inconnence o neurologic sympoms or progressive neurological deci o lower exremiy weakness o Mechanical low back pain ▪ aching pain in lumbosacral area; May radiae ino lower leg, along L5 or S1 dermaomes. Usually acue, work relaed, in age group 30 o 50 years; No underlying pahology ▪ Physical signs perispinal muscle or ace enderness, muscle spasm or pain wih back movemen, loss o normal lumbar lordosis bu no moor or sensory loss or reex abnormalies. In oseoporosis check or horacic kyphosis, percussion enderness over a spinous process, or racures in he horacic spine or hip o Sciaca (radicular low back pain) ▪ usually rom disc herniaon: more rarely rom nerve roo compression, primary or measac umor ▪ physical signs disc herniaon mos likely i cal wasng, weak ankle dorsiexion, absen ankle jerk, posive crossed sraigh leg raise (pain and aeced leg when healhy leg esed), negave sraigh leg raise makes diagnosis highly unlikely. o Lumbar spinal senosis ▪ pseudo claudicaon pain in he back or legs ha improves wih res, orward lumbar exion. Pain is vague bu usually bilaeral wih pareshesia in one or boh legs; Usually rom arhric narrowing o spinal canal. ▪ Physical signs posure may be exed orward wih lower exremiy weakness and hyporeexia: sraigh leg raise usually negave o chronic back sness ▪ consider ankylosing spondylis in inammaory polyarhris, mos common in men under 40 years o age. Diuse idiopahic skeleal hyperososis (DISH) aecs men more han women, usually age older han 50. ▪ Physical signs loss o he normal lumbar lordosis, muscle spasm, limied inerior and laeral exion; i improves wih exercise. Laeral immobiliy o he spine, especially horacic segmen. o Nocurnal back pain, unrelieved by res ▪ consider measasis o spine rom cancer o he prosae, breas, lung, hyroid, and kidney, and mulple myeloma. ▪ Physical signs ndings vary wih he source. Local verebral enderness may be presen. o Pain reerred rom he abdomen or pelvis ▪ usually a deep aching pain he level o which varies wih he source ▪ physical signs spinal movemens are no painul and range o moon is no aeced. Look or signs o he primary disorder, such as pepc ulcer, pancreas, dissecng aorc aneurysm. Elbow pain (including epicondylis) o Laeral Epicondylis (ennis elbow) ▪ pain and enderness develop 1 cm disal o he laeral epicondyle and possibly in he exensor muscle close i. When paen ried o exend he wris agains resisance, pain increases. Rheumaoid arhris (RA) o Chronic inammaon o synovial membranes wih secondary erosion o adjacen carlage and bone, damage o ligamens and endons o common locaons ▪ hands (proximal inerphalangeal and meacarpophalangeal joins), ee (meaarsophalangeal joins), wris, knees, elbows, ankles o paern o spread ▪ symmerically addive: progresses o oher joins; Persis in inial ones o onse ▪ usually insidious o progression and duraon ▪ oen chronic wih remissions and exacerbaons o associaed sympoms ▪ requen swelling o synovial ssue in joins or endon shees; Also subcuaneous nodules. Tender, oen warm bu seldom red. Prominen sness oen greaer han one hour in he mornings Oseoarhris (OA) o The generaon and progressive loss o carlage wihin joins, damage o underlying bone, ormaon o new bone a margins o carlage o common locaons ▪ knees, hips, hands(disal, somemes proximal inerphalangeal joins), cervical and lumbar spine, and wris (rs carpomeacarpal join); also joins previously injured or diseased o paern o spread ▪ addive; However, somemes only one join is aeced o onse ▪ usually insidious o progression and duraon ▪ slowly progressive, wih exacerbaon aer overuse o associaed sympoms ▪ small join eusions may be presen, especially in knees, also Boney and largemen. Tender, seldom warm or red. Frequen bu brie sness in he morning. Cervical/neck pain o Ask abou locaon, radiaon ino he shoulders or arms, arm or leg weakness, bowel, or bladder dysuncon. ▪ C7 or C6 spinal nerve compression rom oraminal impingemen is more common han disc herniaon o I he paen repors neck rauma, common in moor vehicle accidens, ask abou neck enderness and consider clinical decision rules ha ideny risk o cervical cord injury. o Mechanical neck pain ▪ aching pain in he cervical paraspinal muscles and ligamens wih associaed muscle spasm, sness, and ghness in he upper back and shoulder, lasng up o six weeks. No associaed radiaon, pareshesia, or weakness. Headache may be presen ▪ physical signs local muscle enderness, pain on movemen. No neurologic decis. Possible rigger poins and bromyalgia. Torcollis i prolonged abnormal neck posure and muscle spasm. o mechanical neck pain-whiplash ▪ also mechanical neck pain wih aching paracervical pain and sness, oen beginning he day aer injury. Occipial headache, dizziness, malaise, and ague may be presen period chronic whiplash syndrome his sympoms las more han six monhs, presen and 20 o 40% o injuries. ▪ Physical signs localized para cervical enderness, decreased neck range o moon, perceived weakness o he upper exremies. Causes o cervical cord compression such as racure, herniaon, head injury, or alered consciousness are excluded. o Cervical radiculopahy-rom nerve roo compression ▪ sharp burning or ngling pain in he neck and one arm, associaed wih pareshesia and weakness. Sensory sympoms oen in myoomal paern, deep in muscle, raher han dermaomal paern. ▪ Physical signs C7 nerve roo aeced mos oen in 45 o 60% o he me wih weakness and riceps and nger exors and exensors. C6 nerve roo involvemen also common, wih weakness and biceps, brachioradialis, wris exensors. o Cervical myelopahy-rom cervical cord compression ▪ neck pain wih bilaeral weakness and pareshesia in boh upper and lower exremies, oen wih urinary requency. Hand clumsiness, palmer pareshesia, and gai changes maybe suble. Neck exion oen exacerbaes sympoms. ▪ Physical signs hyperreexia; Clonus a he wris, knee, or ankle; Exensor planar reexes (posive Babinski signs); and gai disurbances. May also see Lhermie sign: neck exion wih resulng sensaon o elecrical shock radiang down he spine. Conrmaon o cervical myelopahy warrans neck immobilizaon and neurosurgical evaluaon. Chapter 24 Nervous System Techniques o examinaon o When neurologic disease is suspeced, wo complemenary quesons should be addressed hroughou your assessmen. These quesons are no answered separaely, bu ineracvely as you learn abou he paen during he inerview and esablish your neurologic ndings ▪ wha is he locaon o he responsible lesions in he nervous sysem? ▪ wha is he underlying pahophysiology causing he disease? o he nervous sysem can be divided ino he cenral nervous sysem (CNS) and he peripheral nervous sysem (PNS). o Special echniques ▪ meningeal signs make sure here is no injury or racure o he cervical verebrae or cervical cord. This oen requires radiologic evaluaon. Brudzinski’s sign Anaomy o Brain- CNS ▪ he brain has our regions: he cerebrum, he diencephalon, he brainsem, and he cerebellum. Each cerebral hemisphere is subdivided ino ronal, parieal, emporal, and occipial lobes. ▪ The brain consiss o Gray maer and Myelinaed neuronal axons, or whie maer. ▪ Imporan srucures include he basal ganglia, he halamus, he hypohalamus, he brainsem (midbrain, pawns, and medulla), which connecs he corex wih he spinal cord, he recular acvang (arousal) sysem linked o consciousness, and he cerebellum o spinal cord- CNS ▪ he spinal cord exends rom he medulla o he rs or second lumbar verebrae ▪ he spinal cord is divided ino 5 segmens: cervical (C1 o C8), horacic (T1 o T12), lumbar (L1 o L5), sacral (S1 o S5), and Coccygeal. is roos an ou like a horses ail a L1 o L2, he cauda equina. ▪ conains imporan moor and sensory nerve pahways ha exi and ener he cour via anerior and poserior nerve roos and spinal and peripheral nerves. ▪ Mediaes he monosynapc muscle srech reexes.