Image findings and diagnosis Flashcards
What is this sign?
Atlanto-Axial Overhang Sign
What is the diagnosis?
DJD of the Knee
What are the differentials for this finding?
It is a periosteal reaction, consider infxn, tumor (aggressive like Ewing’s sarcoma)
What is the diagnosis?
Dens Fracture
What is this Roentgenometric?
Chamberlain’s Line
What is the etiology of this curve?
Congenital (contains a hemi-vertebra)
What is the finding?
Involucrum around an infection
What is the diagnosis?
Shoulder impingement (migrated humerus, acromial erosion, cystic changes)
What is the diagnosis?
Basilar Impression
What are the differentials?
Brodie’s abscess (infxn) or fibrous dysplasia
What are the findings?
Osteophytes, Vacuum Phenomena, End Plate Sclerosis, Decreased Disc Height (Suggests DDD)
What is the diagnosis? What is the Roentgenometric used to detect it?
Platybasia, Martin’s Basilar Angle
What’s the Diagnosis?
“Wrong-way” Scoliosis
What is the the finding and diagnosis?
Marginal erosion of the MCP, suggestive of Rheumatoid
What is the finding and diagnosis?
Bilateral Sacroiliitis suggestive of AS
What are the findings and diagnosis?
Joint effusion, Juxtaarticular oteoporosis, Erosions, Joint Space Loss, Lytic destruction across joint space, Codman’s Triangle, Periosteal Rxn
Suggestive of Septic Arthritis w/ osteomyelitis
What is the finding?
Mottled Trabeculation, suggestive of AVN
What’s the diagnosis?
Occipitilization of C1
What is the radiographic finding?
Periarticular Osteopenia
What is the findings and diagnosis?
Endplate destruction, Disc Destruction, Potential prevertebral swelling suggestive of Discitis w/ osteomyelitis
What’s the diagnosis?
Rotator Cuff HADD
What is the finding?
Intercalary Ossicle suggestive of DDD
What’s the diagnosis?
Grade IV Spondylolisthesis
What is the Finding?
Arnold Chiari Malformation and Syrinx
What is the finding and diagnosis?
Decreased disc height, Endplate irregularity, loss of cortical definition most likely Discitis due to age
What is the finding and diagnosis?
Multiple intra-articular loose bodies (i.e. joint mice) due to synovial osteochondrometaplasia
What are the differentials?
Distal Clavicle erosion suggests: RA, HPT, Lyt. Mets., Post-trauma osteolysis, Surgery, Infxn, Scleroderma
What is the diagnosis?
Neural arch failure to fuse i.e. spina bifida, dysraphism, etc.
What are the findings and differentials?
Chondrocalcinosis due to one of the following: CPPD, DJD, HPT, Hemochormatosis, Wilson’s dis., Gout
What is the diagnosis?
Gout
What sign is this, what does it suggest?
Crescent sign, Subchondral collapse
What is the diagnosis?
Osteitis Condensans Ilii
What is the diagnosis?
JRA (Ballooning of epiphysis, Bone shortening)
What disease is consistent with the findings?
TB
What is the diagnosis?
Os Terminale
What is the diagnosis? What Roentgenometric detects it?
Protrusio Acetabuli (Which I’m pretty sure is a Harry Potter spell)
Kohler’s Line
What modic change is this? What does that mean?
Modic Type II, Fatty infiltrate
What is the diagnosis and findings?
Geodes, Sclerosis, Buttressing, Loss of superior joint space, Osteophytes consistent w/ DJD
What Roentegenometric is this? What i it associated with?
Boehler’s Angle, Calcaneal Fracture
What type of lesion is this? What diagnosis is it associated with?
Romanus lesion, “shiny corner sign”, suggests early v. body involvement w/ AS
What are the findings, what diagnosis is consistent w/ said findings?
Bilateral AVN, SLE with corticosteroid treatment
What is the diagnosis and likely etiology?
Hypertrophic Neurotrophic Disease; Diabetes Mellitus
What roentgenometric is this? What is the diagnosis?
Kline’s Line, SCFE
What is the finding, how is it significant?
Uncinate Hypertrophy, Potential IVF encroachment, Not a fracture
What’s the diagnosis?
Sprengel’s Deformity (also an omovertebral bone)
What’s the diagnosis?
DISH
What is the finding? What is it?
Sequestrum, i.e. dead bone in late stage of infection
What’s the diagnosis?
Scheuermann’s disease aka Juvenile Discogenic Disease
What stage/degree of herniation is this?
An extrusion
What are these?
Syndesmophytes
What is the most likely diagnosis?
Psoriatic arthritis
What’s the sign, What does it mean?
Double rainbow, nobody knows. Just kidding…
Hanging Rope sign, Healed AVN
What is the sign? What is the likely diagnosis?
“Lover’s heels” indicitive of Reiter’s syndrome
What is the Diagnosis?
Osgood Schlatter’s Disease
What are the findings? Diagnosis?
Prominent trabeculation, Thin cortex, indicitive of osteoporosis
What’s this finding? what does it suggest?
Cod fish deformity, suggest osteopenia
What is the finding and differentials?
Pathological compression fracture due to: Lytic mets, Osteoporosis, Mutltiple myeloma or Eosinophilic granuloma (if younger patient)
What’s the diagnosis?
Thalassemia
What is the radiographic finding?
Ward’s triangle
What’s this consistent with (dx)?
Multiple Myeloma
What’s the diagnosis?
Jaccoud’s Arthropathy
What is the sign, what is the dx?
“Champagne Glass” pelvis, achondroplasia
What is the diagnosis?
Osteopetrosis
What is the findings/diagnosis?
Ribbon ribs, Neurofibromatosis
What is the finding/diagnosis?
Rugger Jersey Spine, HPT
What’s the diagnosis?
Scleroderma
What’s the diagnosis?
Acromegaly, check out that beastly frontal sinus
