NR509 Final Chapter 23 Muscloskelatal PDF

Summary

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.

Full Transcript

o Seps or examining joins ▪ Inspecon Evaluae visually or signs o deormiy, asymmery, swelling, scars, inammaon, or muscle arophy. ▪ Palpaon Feel surace anaomy landmarks used or localizaon o poins...

o Seps or examining joins ▪ Inspecon Evaluae visually or signs o deormiy, asymmery, swelling, scars, inammaon, or muscle arophy. ▪ Palpaon Feel surace anaomy landmarks used or localizaon o poins o enderness, crepius. ▪ Range o moon involved joins are moved acvely by he paen, hen passively by he examiner. ▪ Special maneuvers I indicaed, sress maneuvers are perormed o evaluae sabiliy and inegriy o ligamens, endons, and Bursae. o Signs o inammaon ▪ Swelling palpable swelling may involve: o The synovial membrane, which can eel boggy or doughy; eusion rom excess synovial uid wihin he join space; or so ssue srucures, such as Bursae, endons, and endon sheahs. ▪ palpable bogginess or doughiness indicaes synovis, enderness over he endon sheah is ound in endonis. ▪ Warmh use he backs o your ngers o compare he involved join wih is unaeced conralaeral join, or wih nearby ssues i boh joins are involved. o Increased warmh can be seen in arhris, endonis, Bursis, oseomyelis ▪ Redness redness o he overlying skin is he leas common sign o inecon near he joins and is usually seen in more supercial joins like ngers, oes, and knees o diuse enderness and warmh sugges arhris or inecon; Focal enderness suggess injury or rauma ▪ pain or enderness ry o ideny he specic anaomic srucure ha is ender. o redness over a ender join suggess acue inammaon seen in sepc, crysalline, or RA o Temporal mandibular join ▪ key componens o TMJ examinaon inspec he ace and TMJ palpae he TMJ and muscles o mascaon (masers, emporal muscles, perygoid muscles). Assess range o moon: opening, closing; Prorusion, reracon; Laeral, or side o side, moons o Shoulders ▪ key componens o he shoulder exam inspec shoulder and shoulder girdle aneriorly and scapulae and relaed muscles poseriorly. palpae sernal clavicular join, clavicle, acromioclavicular join, coracoid process, greaer ubercle, biceps endon, subacromial and subdeloid Bursa, and underlying palpable SITS muscles. Assess range o moon: exion, exension, abducon, adducon, and inernal and exernal roaons. Perorm special maneuvers i indicaed: painul arc es, neer es, Hawkins es, drop arm es, empy can es ▪ Inspec he conour o shoulders and shoulder girdles rom ron and back. When he shoulder muscles appear arophic, inspec or scapular winging. Muscle arophy; Anerior or poserior dislocaon o humoral head; scoliosis i shoulder heighs asymmeric painul shoulders ▪ Palpae clavicle rom he sernoclavicular join o he acromioclavicular join. o Sep os i racure rom rauma bicipial endon o By palpang along he bicipial groove in he righ shoulder subacromial and subdeloid Bursa aer liing arm poseriorly o exending he righ humerus poseriorly o palpae he SITS muscle inserons and Bursae. ▪ Assess range o moon shoulder arhris o Perorm special maneuvers o assess he SITS muscles o he roaor cu and bicipal endon i indicaed. ▪ Subacromial or subdeloid Bursis; enderness over he SITS (supraspinaus, inraspinaus, eres minor, subscapularis) muscle inserons and diculy abducng he arm above shoulder level occurs in sprains, ears, endon rupure o roaor cu. ▪ Pain or inabiliy o perorm hese maneuvers in roaor cu sprains, endonis, rupure o Pain provocaon es ▪ painul arc es Fully adduc he paens arm rom zero o 180 degrees. ▪ Hawkins impingemen sign Flex he paen shoulder and elbow o 90 degrees wih he palm acing down. Then, wih one hand on he orearm and one on he arm roae he arm inernally. This compresses he greaer uberosiy agains he supraspinaus endon and coracoacromial ligamen. ▪ Neer impingemen sign press on he scapula o preven scapular moon wih one hand and raise he paens arm wih he oher. This compresses he greaer uberosiy o he humerus agains he acromion. ▪ Srengh es drop arm es o ask he paen o ully abduc he arm o shoulder level, up o 90 degrees, and lower i slowly. Noe ha abducon above shoulder level, rom 90 o 120 degrees reecs acon o he deloid muscle. ▪ Composie es empy can es o elevae he arms o 90 degrees and inernally roae he arms wih he humbs poinng down as i empying a can ask he paen o resis as you place downward pressure on he arms o Elbows ▪ key componens o he elbow join examinaon Inspec and palpae conours o elbow, exensor suraces o ulna, olecranon processes. o Olecranon process: olecranon bursis; poserior dislocaon rom direc rauma or supracondylar racure. o Medial and laeral epicondyles: enderness disal o epicondyle in epicondylis (medial = ennis elbow, laeral = pichers’ elbow) o Exensor surace o he ulna: rheumaoid nodules. Assess range o moon: exion, exension, pronaon, and supinaon o Perorm special maneuvers i indicaed: cozens es (laeral epicondylis) o Cozens es ▪ sabilize he paen's elbow and palpae he laeral epicondyle. Then ask he paen o pronae and exend he wris agains resisance. Pain should be reproduced along he laeral aspec o he elbow. o Wris and hands ▪ key componens o wris join and hand examinaon inspec wris, hand, and nger bone; henar and hypohenar eminences; And exor endons. o Guarded movemen in injury o Asymmeric DIP, PIP deormies in OA; Symmeric deormies in PIP, MCP, wris joins in our a; Swelling and arhris, ganglia; Impaired alignmen o ngers in exor endon damage; Flexion conracures in dupuyrens conracure. o Thenar arophy and median nerve compression (carpal unnel syndrome); hypohenar arophy in older nerve compression. Palpae radius, ulna, radial syloid bone, and anaomic snufox (is he hollow space disal o he radial syloid bone; Thumb exensor and abducor endons); carpal bone; Meacarpals and proximal, meal, and disal anges, wris join, MCP’s and PIP's. o swelling and enderness and rheumaoid arhris, gonococcal inecon o join or exensor endon sheahs. o Tenderness over he ulnar syloid in Colles racure o Tenderness over he anaomic snufox sugges scaphoid racure. Tenderness over exensor and abducor endons in de Quervain enosynovis. o swelling in he meacarpophalangeal joins sugges rheumaoid arhris o Proximal nodules are ound in OA; Bouchard (PIP) and Heberden (DIP) nodes in OA Assess range o moon. o Wris; exion, exension, abducon, and adducon o Finger; exion, exension, abducon, and adducon o Thumb: exion, exension, abducon, adducon, and opposion Perorm special maneuvers; hand grip srengh, ess or humb enosynovis (Finkelsein es), and nerve enrapmen neuropahy (sensaon, humb abducon and opposion, Tinel sign (aching, ngling, and numbness in second, hird, and 4h ngers is a posive Tinel sign), Phalen sign (aching, ngling, and numbness and second, hird, and 4h volar ngers is a posive Phalen sign.)) o Spine ▪ Key componens o he verebral spine examinaon inspec posure; Inspec cervical, horacic, and lumbar curves laerally; alignmen o shoulders, iliac Cres, and glueal olds poseriorly. o Kyphosis, scoliosis, lordosis, gibbus, lis curvaures. o scoliosis, pelvic l, unequal leg lengh palpae verebral spinous processes, paraverebral muscles, ace joins, lumbosacral verebra, sacroiliac join, iliac Cres, and poserior superior iliac spines. o Tender i rauma, inecon; sep os in spondylolishesis, racure o sacroiliis, ankylosing spondylis o Paraverebral muscle spasm in abnormal posure, degenerave and inammaory muscle disorders, overuse Assess range o moon o Cervical spine; exion, exension, roaon, and laeral bending. o Thoracolumbosacral spine: exion, ex, roaon, and laeral bending o perorm special maneuver; cervical radiculopahy (spurling es). ▪ Decreased mobiliy in arhris o Hips ▪ key componens o he hip join examinaon inspec gai and inspec he lumbar spine, legs, and anerior and poserior hip o Mos problems arise during he weighbearing sance phase o The widh 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 arhris, hip dislocaon, abducor weakness, disruped gae i poor knee exion palpae o anerior landmarks ▪ iliac Cres, iliac ubercle, Anerior superior iliac spine, greaer rochaners o emur, and he pubic ubercle. o Poserior landmarks ▪ poserior superior iliac spine, greaer rochaners laerally, ischial uberosiy, and he sacroiliac join. Palpang inguinal ligamen (ideny he nerve- arery-vein-empy space-lymph node, NAVEL) o Bulges are ound in inguinal hernia, aneurysm Psoas Bursae Trochaneric Bursa o on he greaer rochaner o he emur ▪ ocal enderness in rochaneric Bursis, oen described by paens as low back pain. Ischioglueal Bursa o Supercial o he ischial uberosiy ▪ ender and Bursis (weaver's boom) rom prolonged sing o Assess range o moon; exion, ex, abducon, adducon, inernal and exernal roaons ▪ Flexion o opposie leg sugges deormiy o ha hip ▪ Exension is painul in iliopsoas Abscess ▪ Abducon and adducon are resriced in hip arhris ▪ Exernal and inernal roaon are resriced in hip arhris. o Perorm special maneuvers: groin srain (FABER or Parick es) ▪ Flexion, abducon, exernal roaon or Parick es or groin srain. Wih he paen supine, posion he lake ino 90 degrees o exion and inernally roae and abduc i so ha he ipsilaeral ankle res disal o he knee o he conralaeral leg, o Knees ▪ key componens o he knee join examinaon Inspec gai, knee hollows around Paella and quadricep muscles o Sumbling or giving away during heel srike in quadriceps weakness or abnormal paellar racking o bowlegs, knock knees; Flexion conracures and limb paralysis or hamsring ghness o quadriceps aer ee wih paelloemoral disorder; Swelling over he Paella in prepaellar Bursis (housemaid's knee), over he bial ubercle in inra paellar or i more medial anserine bursis. palpae bioemoral join ▪ Irregular, Bony ridges in oseoarhris ▪ There is enderness over he medial and laeral meniscus i here is a meniscus ear ▪ here is enderness in he medial and laeral conralaeral ligamens wih an MCL ear. o Medial comparmen ▪ medial emoral condyle, adducor ubercle, medial bial plaeau, and MCL. o laeral comparmen ▪ laeral emoral condyle, laeral bial plaeau, and LCL o paelloemoral comparmen ▪ Paella, paellar endon, bial uberosiy, prepaellar Bursa, anserine Bursa, and poplieal ossa. Swelling over he Paella in prepaellar Bursis or housemaid's knee enderness or inabiliy o exend he leg in paral or complee ear o he paellar endon pain, crepius, and a hisory o knee pain in paelloemoral disorder pain during conracon o quadriceps in chondromalacia here's swelling in he suprapaellar pouch wih synovis and arhris here is swelling in he inrapaellar spaces and arhris here is swelling in he medial bial condyle wih pes anserine bursis. assess range o moon: ex and exion perorm special maneuvers: o McMurray es (meniscus) ▪ Wih he paen supine, grasp he heel and ex he knee. Cup your oher hand over he knee join wih ngers and humb along he medial join line period rom he heel, exernally roae he lower leg hen push on he laeral side o apply a valgus sress on he medial side o he join. Slowly exend he lower leg in exernal roaon. The same maneuver wih inernal roaon sresses he laeral meniscus a click or pop along he medial join wih valgus sress, exernal roaon, and leg exension and ear o poserior medial meniscus o abducon or valgus es (MCL) ▪ Wih he knee slighly exed, push immediaely agains laeral surace o knee wih one hand and pull laerally a he ankle wih he oher hand pain or gap in he medial join line poins o a paral or complee MCL ear o adducon or varus es (LCL) ▪ wih knee slighly exed, push laerally along medial surace o mea wih one hand and pull medially a he ankle wih he oher hand pain or gap in he laeral join line poins o a paral or complee LCL ear o anerior drawer sign or lachmann es (ACL) ▪ Drawer: wih he knee exed, place humbs on medial and laeral join line and place ngers on hamsring inserons. Pull bia orward, observe i bia slides orward like a drawer. Compared o opposie knee orward slide o proximal bia is a posive anerior drawer sign in ACL laxiy or ear ▪ Lachman: grasp he disal emur wih one hand in he proximal bia wih he oher, place he humb on he join line. Move he heme are orward and he bia back. Signican orward exrusion o bia and ACL ear o poserior drawer sign (PCL) ▪ posion paen and hands as in he ACL es period push he bia poseriorly and observe or poserior movemen, like a drawer sliding poseriorly isolaed PCL ears are rare o Eusions: bulge sign, balloon sign, and ballong o he Paella ▪ compress he suprapaellar pouch, sroke downward on medial surace, apply pressure o orce uid o laeral surace, and hen ap he knee behind laeral margin o Paella poplieal or bakers cys a uid wave reurning o he medial surace aer a laeral ap conrms in diusion-a posive bulge sign ▪ balloon sign: compress suprapaellar pouch wih one hand; Wih humb and nger o he oher hand ll or uid enering he space is nex o he Paella a palpable uid wave is a posive sign ▪ ballue o Paella: push he Paella sharply agains he emur; Wach or uid reurning o he Super paellar o Ankles and space. ee ▪ key componens o ankle join and oo examinaon inspec he ankle and oo o Hallux or vagus, corns, calluses palpae ankle join, Achilles endon, Calcaneus, planer ascia, medial and laeral ankle ligamens, medial and laeral malleolus meaarsophalangeal or MTP joins, meaarsals, gasrocnemius, and soleus. o Tender in arhris. o Tenderness and sprain; Laeral ligamens weaker, making inversion injuries (ankle bows ouward, heel bows inward) more common o rheumaoid nodules, enderness and endonis o enderness and arhris, Moron neuroma 3rd and 4h MTP join; Inammaon o rs MTP join in gou Assess range o moon: exion (planar exion), exension (dorsiexion), inversion and eversion o Ankle exion and ankle exension is oen painul wih an arhric join when moved in any direcon, sprain, when injured ligamen is sreched. o Inversion is painul wih an ankle sprain o eversion is painul wih rauma or arhris. perorm special maneuvers. Tes or join inegriy: bioalar, subalar or alocalcaneal, alocrural, ransverse arsal, meaarsophalangeal. Tes or Achilles endon inegriy. Anaomy o Imporan erms ▪ auricular srucures Include he join capsule and arcular carlage, he synovium and synovial uid, inra arcular ligamens, and juxa arcular bone. Arcular carlage is composed o a collagen marix conaining charged ions and waer, allowing he carlage o change shape in response o pressure or load, acng as a cushion or underlying bone. Synovial uid provides nurion o he adjacen relavely a vascular arcular carlage. ▪ Exraarcular srucures include periarcular ligamens, endons, bursae, muscle, ascia, bone, nerve, and overlying skin. ▪ Ligamens are rope like bundles o collagen brils ha connec bone o bone ▪ endons are collagen bers connecng muscle o bone ▪ Bursae are paches o synovial uid ha cushion he movemen o endons and muscles over bone or oher join srucures. Back pain (including lumbar spinal senosis) o Low back pain ▪ I he pain radiaes ino he legs, ask abou any associaed numbness, ngling, or weakness. Ask abou hisory o rauma. Check or bladder or bowel dysuncon. Middle back pain is seen in verebral collapse, disc herniaon, epidural Abscess, spinal cord compression, or spinal cord measases. Pain o he midline in muscle srain sacroiliis, rochaneric Bursis, sciaca, hip arhris, renal condions such as pyelonephris or renal sones. Sciaca i radicular glueal and poserior leg pain in he S1 disribuon ha increases wih cough or valsalva maneuver. loss o bowel or bladder uncon is presen in cauda equina syndrome rom S2 o S4 umor or disc herniaon, especially i saddle aneshesia rom perianal numbness. ▪ Elici any red ags or serious underlying sysemic disease. Red ags or a low back pain rom underlying sysemic disease o age less han 20 years or older han 50 years. o hisory o cancer o unexplained weigh loss, ever, or decline in general healh o pain lasng more han one monh or no responding o reamen o pain a nigh or persisen a res o hisory o Iv drug use, addicon, or immunosuppression o presence o acve inecon or human immunodeciency virus inecon o long erm seroid herapy o saddle aneshesia o bladder or bowel inconnence o neurologic sympoms or progressive neurological deci o lower exremiy weakness o Mechanical low back pain ▪ aching pain in lumbosacral area; May radiae ino lower leg, along L5 or S1 dermaomes. Usually acue, work relaed, in age group 30 o 50 years; No underlying pahology ▪ Physical signs perispinal muscle or ace enderness, muscle spasm or pain wih back movemen, loss o normal lumbar lordosis bu no moor or sensory loss or reex abnormalies. In oseoporosis check or horacic kyphosis, percussion enderness over a spinous process, or racures in he horacic spine or hip o Sciaca (radicular low back pain) ▪ usually rom disc herniaon: more rarely rom nerve roo compression, primary or measac umor ▪ physical signs disc herniaon mos likely i cal wasng, weak ankle dorsiexion, absen ankle jerk, posive crossed sraigh leg raise (pain and aeced leg when healhy leg esed), negave sraigh leg raise makes diagnosis highly unlikely. o Lumbar spinal senosis ▪ pseudo claudicaon pain in he back or legs ha improves wih res, orward lumbar exion. Pain is vague bu usually bilaeral wih pareshesia in one or boh legs; Usually rom arhric narrowing o spinal canal. ▪ Physical signs posure may be exed orward wih lower exremiy weakness and hyporeexia: sraigh leg raise usually negave o chronic back sness ▪ consider ankylosing spondylis in inammaory polyarhris, mos common in men under 40 years o age. Diuse idiopahic skeleal hyperososis (DISH) aecs men more han women, usually age older han 50. ▪ Physical signs loss o he normal lumbar lordosis, muscle spasm, limied inerior and laeral exion; i improves wih exercise. Laeral immobiliy o he spine, especially horacic segmen. o Nocurnal back pain, unrelieved by res ▪ consider measasis o spine rom cancer o he prosae, breas, lung, hyroid, and kidney, and mulple myeloma. ▪ Physical signs ndings vary wih he source. Local verebral enderness may be presen. o Pain reerred rom he abdomen or pelvis ▪ usually a deep aching pain he level o which varies wih he source ▪ physical signs spinal movemens are no painul and range o moon is no aeced. Look or signs o he primary disorder, such as pepc ulcer, pancreas, dissecng aorc aneurysm. Elbow pain (including epicondylis) o Laeral Epicondylis (ennis elbow) ▪ pain and enderness develop 1 cm disal o he laeral epicondyle and possibly in he exensor muscle close i. When paen ried o exend he wris agains resisance, pain increases. Rheumaoid arhris (RA) o Chronic inammaon o synovial membranes wih secondary erosion o adjacen carlage and bone, damage o ligamens and endons o common locaons ▪ hands (proximal inerphalangeal and meacarpophalangeal joins), ee (meaarsophalangeal joins), wris, knees, elbows, ankles o paern o spread ▪ symmerically addive: progresses o oher joins; Persis in inial ones o onse ▪ usually insidious o progression and duraon ▪ oen chronic wih remissions and exacerbaons o associaed sympoms ▪ requen swelling o synovial ssue in joins or endon shees; Also subcuaneous nodules. Tender, oen warm bu seldom red. Prominen sness oen greaer han one hour in he mornings Oseoarhris (OA) o The generaon and progressive loss o carlage wihin joins, damage o underlying bone, ormaon o new bone a margins o carlage o common locaons ▪ knees, hips, hands(disal, somemes proximal inerphalangeal joins), cervical and lumbar spine, and wris (rs carpomeacarpal join); also joins previously injured or diseased o paern o spread ▪ addive; However, somemes only one join is aeced o onse ▪ usually insidious o progression and duraon ▪ slowly progressive, wih exacerbaon aer overuse o associaed sympoms ▪ small join eusions may be presen, especially in knees, also Boney and largemen. Tender, seldom warm or red. Frequen bu brie sness in he morning. Cervical/neck pain o Ask abou locaon, radiaon ino he shoulders or arms, arm or leg weakness, bowel, or bladder dysuncon. ▪ C7 or C6 spinal nerve compression rom oraminal impingemen is more common han disc herniaon o I he paen repors neck rauma, common in moor vehicle accidens, ask abou neck enderness and consider clinical decision rules ha ideny risk o cervical cord injury. o Mechanical neck pain ▪ aching pain in he cervical paraspinal muscles and ligamens wih associaed muscle spasm, sness, and ghness in he upper back and shoulder, lasng up o six weeks. No associaed radiaon, pareshesia, or weakness. Headache may be presen ▪ physical signs local muscle enderness, pain on movemen. No neurologic decis. Possible rigger poins and bromyalgia. Torcollis i prolonged abnormal neck posure and muscle spasm. o mechanical neck pain-whiplash ▪ also mechanical neck pain wih aching paracervical pain and sness, oen beginning he day aer injury. Occipial headache, dizziness, malaise, and ague may be presen period chronic whiplash syndrome his sympoms las more han six monhs, presen and 20 o 40% o injuries. ▪ Physical signs localized para cervical enderness, decreased neck range o moon, perceived weakness o he upper exremies. Causes o cervical cord compression such as racure, herniaon, head injury, or alered consciousness are excluded. o Cervical radiculopahy-rom nerve roo compression ▪ sharp burning or ngling pain in he neck and one arm, associaed wih pareshesia and weakness. Sensory sympoms oen in myoomal paern, deep in muscle, raher han dermaomal paern. ▪ Physical signs C7 nerve roo aeced mos oen in 45 o 60% o he me wih weakness and riceps and nger exors and exensors. C6 nerve roo involvemen also common, wih weakness and biceps, brachioradialis, wris exensors. o Cervical myelopahy-rom cervical cord compression ▪ neck pain wih bilaeral weakness and pareshesia in boh upper and lower exremies, oen wih urinary requency. Hand clumsiness, palmer pareshesia, and gai changes maybe suble. Neck exion oen exacerbaes sympoms. ▪ Physical signs hyperreexia; Clonus a he wris, knee, or ankle; Exensor planar reexes (posive Babinski signs); and gai disurbances. May also see Lhermie sign: neck exion wih resulng sensaon o elecrical shock radiang down he spine. Conrmaon o cervical myelopahy warrans neck immobilizaon and neurosurgical evaluaon. Chapter 24 Nervous System Techniques o examinaon o When neurologic disease is suspeced, wo complemenary quesons should be addressed hroughou your assessmen. These quesons are no answered separaely, bu ineracvely as you learn abou he paen during he inerview and esablish your neurologic ndings ▪ wha is he locaon o he responsible lesions in he nervous sysem? ▪ wha is he underlying pahophysiology causing he disease? o he nervous sysem can be divided ino he cenral nervous sysem (CNS) and he peripheral nervous sysem (PNS). o Special echniques ▪ meningeal signs make sure here is no injury or racure o he cervical verebrae or cervical cord. This oen requires radiologic evaluaon. Brudzinski’s sign Anaomy o Brain- CNS ▪ he brain has our regions: he cerebrum, he diencephalon, he brainsem, and he cerebellum. Each cerebral hemisphere is subdivided ino ronal, parieal, emporal, and occipial lobes. ▪ The brain consiss o Gray maer and Myelinaed neuronal axons, or whie maer. ▪ Imporan srucures include he basal ganglia, he halamus, he hypohalamus, he brainsem (midbrain, pawns, and medulla), which connecs he corex wih he spinal cord, he recular acvang (arousal) sysem linked o consciousness, and he cerebellum o spinal cord- CNS ▪ he spinal cord exends rom he medulla o he rs or second lumbar verebrae ▪ he spinal cord is divided ino 5 segmens: cervical (C1 o C8), horacic (T1 o T12), lumbar (L1 o L5), sacral (S1 o S5), and Coccygeal. is roos an ou like a horses ail a L1 o L2, he cauda equina. ▪ conains imporan moor and sensory nerve pahways ha exi and ener he cour via anerior and poserior nerve roos and spinal and peripheral nerves. ▪ Mediaes he monosynapc muscle srech reexes.

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