Rad Mod 9 - SCMP, Metabolic and Neuropathic Arthropathy | Questions with 100% Correct Answers | Updated & Verified

Rad Mod 9 - SCMP, Metabolic and Neuropathic Arthropathy | Questions with 100% Correct Answers | Updated & Verified What three metabolic arthropathies did we study in class? - - Gout - Calcium Pyrophosphate Dihydrate Deposition Disease (CPPD) - Hydroxyapatite Deposition Disease (HADD) What happens in gout? - monosodium urate crystal deposes in the joints What do you see clinically with gout? - Red, hot, swollen joint Where does gout mostly deposit? - 1st MTP What are the 5 stages of gout? - - asymptomatic hyperuricemia - acute gout - intercritical gout - chronic tophaceous gout - gout nephropathy What's the gold standard for the diagnosis of gout? - joint aspirate What radiographic findings are present with gout? - - soft tissue swelling - intial preservation of the joint space - Tophi - bone erosions - bursitis - chondrocalcinosis - spotty carpal What is tophi? - lobulated dense periarticular soft tissue swelling Where are bone erosions seen with gout? - Marginal "over-hanging margin" sign What is Calcium Pyrophosphate Dehydrate Crystal Deposition Disease (CPPD)? - Crystals within the cartilage, capsules, and soft tissues What clinical symptoms present with gout? - - asymptomatic - pyrophosphate arthropaathy - pseudogout What radiographic findings are present with CPPD? - - chondrocalcinosis - periarticular calcification - degenerative changes What diseases are associated with chondrocalcinosis? - - cartilage degeneration - cation disease - crystal deposition Where does CPPD most commonly impact? - - knees (meniscus) - wrists & hands (articular cartiglage & triangular fibrocartilage) - pubic symphysis What DDx are there for Terry Thomas Sign? - - RA - CPPD - Trauma What is Hydroxyapatite Deposition Disease (HADD)? - calcific tendinosis/bursitis Where is the most common location for HADD? - supraspinatus tendon What are the phases of progression for HADD? - - pre-calcific - calcific - post-calcific What are the three parts of the calcific phase of HADD? - - forming - resting - resorptive What methods of management for HADD? - - conservative care - shockwave - needling/lavage (i.e. corticosteroid) - operative What specific issues do we see clinically with HADD? - abrupt onset of stiff, painful neck & dysphagia Where do you see HADD in the cervical spine? - anterior to C1/2 What is neuropathic arthropathy also known as? - Charcot joint What are some causes of neuropathic arthropathy? Which is most common? - - Diabetes (MC) - springomyelia - spinal trauma - syphilitic tabes dorsalis What are the main differences clinically between hypertrophic and atrophic neuropathic arthropathy? - Hyper = lower extremity more common & seen in diabetes A = upper extremity What radiographic differences between hypertrophic and atrophic arthropathy? - hyper = 6 D's (distension, density, debris, destruction, dislocation, disorganization) a = appears like amputation What happens with synoviochondrometaplasia? - synovial tissue that is changing into cartilage-based tissue What is created with SCM? - loose bodies aka joint mice Where is the most common site for SCM to impact? - knees What happens with the primary form of SCM? - - monoarticular - numerous loose bodies - equal in size/shape