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98 Cards in this Set
- Front
- Back
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Synopsis of bone tumors
Origin:Osteogenic |
Benign: osteoma, osteoid osteoma, osteobastoma
Malignant: osteosarcoma |
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Synopsis of bone tumors
Origin:Chondrogenic |
Benign: enchrondroma, chrondoblastoma, osteochondroma, chondromyxoid fibroma
Malignant: chondrosarcoma |
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Synopsis of bone tumors
Origin:Fibrogenic |
Benign: fibrous cortical defect, NOF, ossifying fibroma (Sisson's), desmoplastic fibroma, fibrous dysplasia
Maliegnant: MFH, fibrosarcoma |
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Synopsis of bone tumors
Origin: Bone marrow |
Benign: eosinophilic granuloma
Malignant: Ewing's sarcoma, myeloma, lymphoma, leukemia |
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Synopsis of bone tumors
Origin: Vascular |
Benign: hemangioma, lymphangioma, angiomatosis
Malignant: hemangioendothelialoma, hemangiopericytoma, angiosarcoma |
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Synopsis of bone tumors
Origin:Other |
Benign: simple bone cyst, aneursymal bone cyst, intraosseous ganglion, intraosseous lipoma, giant cell tumor, brown tumor, pseudotumor
Malignant: adamantioma, chordoma, malignant giant cell tumor |
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Malignant tumors by age
0-10 years |
Ewings sarcoma
OSA Leukemia, lymphoma |
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Malignant tumors by age
10-20 years |
Osteosarcoma
Ewing's sarcoma Lymphoma, leukemia |
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Malignant tumors by age
20-30 years |
OSA
Lymphoma Ewing's sarcoma MFH |
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Malignant tumors by age
>30 years old |
Myeloma
Mets Lymphoma Chondrosarcoma MFH, Fibrosarcoma OSA |
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Bubbly lesions of the bones
FEGNOMASHIC |
Fibrous dysplasia, fibrous cortical defect
EG, Enchondroma GCT NOF OSA Myeloma, mets ABC Simple unilocular bone cyst Hyperparathyroidism Infection Chondroblastoma |
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Lytic Epiphyseal lesions
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Tumor: GCT, EG, Chondroblastoma, mets
Infection: Osteomyelitis, TB Subchondral cyst: arthropathy,CPPD, OA, RA, hemophilia Interosseous ganglion |
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Sclerotic Mets
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Prostate
Breast Hodgkin's lymphoma Carcinoid Medulloblastoma Bladder Lung |
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Permeative lesion in children
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Round cell tumors
Infection EG OSA (rare) |
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Permeative lesion in adults
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Mets
Multiple myeloma Lymphoma, leukemia Fibrosarcoma |
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Bony sequestrum
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Osteomyelitis
EG Fibrosarcoma Osteoid osteoma |
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Malignant transformation of bony lesions
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Fibrous dysplasia: fibromasarcoma, OSA, MFH
Paget's diasese:OSA>>condrosarcoma, fibrosarcoma, MFH, lymphoma Osteomyelitis: SCC Radiation: OSA, chondrosarcoma, MFH Bone infarct: fibrosarcoma, MFH Olliers disease: chondrosarcoma Hereditary osteocchondromatosis: chondrosarcoma |
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Focal sclerotic lesion
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Tumor: osteoma, osteoid osteoma, osteoblastoma, enchondroma, fibrous dysplasia, healing lesions (NOF, EG,brown tumor), mets, sarcomas, lymphoma, leukemia
Infection: osteomyelitis, sequestration, sclerosing osteomyelitis if garre Congenital: bone island, melorheostosis, fibrous dysplasia Metabolic: Paget's Trauma: stress fx, healing fx Vascular: osteonecrosis, bone infarct |
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Osteonecrosis
ASPETIC |
Anemias
Steroids Ethanol Pancreatitis, pregnancy Trauma Idiopathic Caisson disease, CVD |
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DJD
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Mechanical joint abn: posttraumatic, osteonecrosis, injured mensci or ligament, bone dysplasia, loose bodies
Abnormal forces: occupational, post op, bone dysplasia Abnormal cartilage: hemochromatosis, acromegaly, alkaptonuria Inflammatory/metabolic arthritis |
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Inflammatory arthritis- RA
Sex: Peripheral distribution: Asymmetry: Sausage digits: Periosteal rxn: Sacroiliitis: Clinical: HLA-B27: |
Sex:Female
Peripheral distribution: Hand Asymmetry:No Sausage digits:No Periosteal rxn:No Sacroiliitis:RF+ Clinical:No HLA-B27: |
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Inflammatory arthritis-AS
Sex: Peripheral distribution: Asymmetry: Sausage digits: Periosteal rxn: Sacroiliitis: Clinical: HLA-B27: |
Sex:Male
Peripheral distribution:Hip Asymmetry:Yes Sausage digits:No Periosteal rxn:No Sacroiliitis:Yes Clinical:IBD HLA-B27:<90% |
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Inflammatory arthritis-Psoriasis
Sex: Peripheral distribution: Asymmetry: Sausage digits: Periosteal rxn: Sacroiliitis: Clinical: HLA-B27: |
Sex: Borth
Peripheral distribution:Hand Asymmetry:yes Sausage digits:Yes Periosteal rxn:Yes Sacroiliitis:Yes Clinical:Nail, skin changes HLA-B27:30% |
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Inflammatory arthritis-Reiter
Sex: Peripheral distribution: Asymmetry: Sausage digits: Periosteal rxn: Sacroiliitis: Clinical: HLA-B27: |
Sex:Young male
Peripheral distribution: Feet Asymmetry:Yes Sausage digits:Yes Periosteal rxn:Yes Sacroiliitis:Yes Clinical:Urethritis and conjunctivitis HLA-B27: 80% |
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Jaccoud's arthropathy
Ulnar and volar subluxation of metacarpals |
SLE
Rheumatic fever Scleroderma |
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Periarticular osteopenia
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RA
Scleroderma Hemophila Osteomyelitis |
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Subchondral cysts
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Normal bone density: DJD, CPPD, seronegative spondyloarthropathies, Gout, PVNS, Synovial osteochondromatosis, neuropathic joint
Abnormal bone density: Any of the above, RA, AVN |
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Acroosteolysis
PINCH FO |
Psorias
Injury Neuropathy (congenital insensitivty to pain, diabetes, leprosy, myelomeningocele) CVD( scleroderma, raynauds Hyperparathyroidism Familial (Hadju-Cheney) Other (PVC exposure, snake, scorpian venum) |
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new bone formation in arthritis
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Periosteal new bone: psorias, Reiters
Osteophytes: OA, CPPD |
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Periarticular calcification and arthropathy
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scleroderma
SLE (uncommon) |
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Articular calcification and arthropathy
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CPPD
Chondrocalcinosis |
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Joint space related calcifications and arthropathy
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Neuropathic arthropathy
Synovial osteochondromatosis Osteocondritis dissecans Osteochondral fracture |
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Chondrocalcinosis
HOGWASH |
Hyperparathyroidism
Ochronosis (alkpatunuria) Gout Wilson's disease Arthritides (P)Seudogout: CPPD Hemochromatosis |
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Soft tissue swelling in arthritis
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Symmetric bilateral: RA, any inflammatory arthritis
Asymmetric swelling one digit (sausage): Psoriasis, Reiters Lumpy-bumpy: Gout, Amyloidosis, multicentric reticulohistiocytosis, sarcoid |
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DDX arthritis by distribution
Distal - DIP and PIP |
OA
Psoriasis Reiter's Multicentricreticulohistiocytosis |
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DDX arthritis by distribution
Proximal- MCP, carpus |
RA
CPPD Hemochromatosis Wilson's disease |
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DDX arthritis by distribution
Ulnar styloid |
RA
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Monoarticular arthritis
CHRIST |
Crystal arthropathy
Hemophilia RA (atypical) Infection (excluding lymes and gonorrhea) Synvovial: PVNS and synvovial osteochondromatosis Trauma |
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Neuropathic joint
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Common: diabetes, spinal cord injury, myelomeningocele/syringomyelia, alcohol abuse
Uncommon: syphilis, congenital indifference to pain, neuropathies (riley-day) amyloidosis |
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Clinical syndromes a/w arthropathies
Behcets |
arthritis
orogenital ulcers iritis larger artery aneurysm |
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Clinical syndromes a/w arthropathies
Reiter's |
arthritis
urethritis conjunctivitis |
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Clinical syndromes a/w arthropathies
Still's disease |
Juvenille RA
hepatosplenomegaly lymphadenapthy |
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Clinical syndromes a/w arthropathies
Felty's syndrome |
RA
splenomegaly neutropenia |
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Clinical syndromes a/w arthropathies
Jaccoud's disease |
Arthritis following repeated episode of rheumatic fever
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Clinical syndromes a/w arthropathies
CREST |
Calcinosis
Raynauds Esophageal dysmotility sclerodactly Teleangiectasia |
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Clinical syndromes a/w arthropathies
Phemister triad |
TB arthritis
Osteoporosis Marginal erosions Slow cartilage destruction |
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Atlantoaxial subluxation
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RA, JRA
Seronegative spondyloarthropathies SLE Down syndrome Morquio's syndrome Trauma |
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Diffuse Osteosclerosis
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Tumor: mets, lymphoma/leukemia, myelofibrosis, mastocytosis
Congenital: osteopetrosis, pyknodysostis, craniotubular dysplasia, sickle cell anemia, physiological newborn Metabolic: Paget's, renal osteodystrophy, fluorosis, hypervitiminosis A and D |
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Diffuse Osteosclerosis
3Ms PROOF |
mets
myelofibrosis mastocytosis sickle cell Pyknodysostosis, Paget's disease Renal osteodystrophy Osteopetrosis Others (dysplasias, hypothyroidism) Flurosis |
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Osteopenia - localized
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Disuse osteoporosis
Arthritis Sudeck's atrophy (reflex sympthetic dystrophy) Paget's disease (lytic phase) Transient osteoporosis( hip, regional migratory) |
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Diffuse osteopenia
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Primary osteoporosis
Secondary- endocrine, nurtritional, hereditary metabolic and collagen, medications |
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Osteomalacia
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Nutritional defiencies (abnormal vitamin D metabloism, GI absorption, renal disease, medications
HPT Marrow replacement- malignancy, marrow hyperplasia, lysosomal storage disorders (gaucher's) |
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Multiple sclerotic lesions
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Tumor- mets, lymphoma, leukemia, osteomatosis (Gardner's), healing lesions, sclerotic myeloma
Conegenital- fibrous dysplasia, osteopoikilosis, TS, mastocystosis Metabolic- Paget's Trauma- healing fx Vascular- bone infarcts |
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Asymmetric periosteal rxn
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Tumor
Infection - osteomyelitis, soft tissue infxn, congenital infxn Inflammation- psoriais, Reiter's, JA Trauma- fx Vascular- subperiosteal heorrhage |
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Symmetric periosteal rxn
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Vascular insufficiency (venous>arterial)
Hypertrophic pul. osteoarthropathy Pachydermoperiostosis Fluorosis Thyroid acropathy |
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Hypertrophic pulmonary osteoarthropathy
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Bronchogenic Ca
Benign fibrous tumor of the pleura Mets Mesothelioma Chronic pul. infxn, bronchiectasis, abscess IBD Dysentary Cirrhosis Cyanotic heart disease |
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Solitary lytic lesion in skull
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Tumor: mets, myeloma, EG, Epidermoid, hemangioma
Infection/inflammation: osteomyelititis, sarcoidosis Congenital: fibrous dysplasia, encephalocele Metabolic: Paget's, hyperthyroidism Trauma: leptomeningeal cyst |
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Diffuse lesions of the skull
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Sickle cell anemia and thalasemmia (hair on end)
HPT (salt and pepper skull) Paget's (cotton wool) Fibrous dysplasia (outer table) TS ( increase density of both tables) |
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Multiple lytic lesions
POEMS |
Paget's
Parathyroid elevation (HPT) Osteomyelitis EG Mets Myeloma Sarcoidosis |
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Basilar invagination
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Congenital: Osteogenesis imperfecta, Klippel feil, achondroplasia, chiari malformations, cleidocranial dysplasia
Acquired: pagets, HPT, Osteomalacia, rickets |
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Vertebral body
Picture frame appearance |
Paget's (cortex too prominent)
Osteoporosis (center too lucent) |
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Rugger jersey vertebrae
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Renal osteodystrophy
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Ivory vertebral body
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Mets
Pagets Lymphoma Infection |
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Striated vertebral body
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Myeloma
hemangioma Osteoporosis Paget's disease |
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Shape abnormality of vertebral body
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Fish: sickle cell, thalassemmia
Squared: AS, Paget's, psoriasis, Reiters |
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Syndesmophytes
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AS
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Flowing paraspinal ossification
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DISH
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Small osteophytes of vertebrae
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Degenerative disease
Spondylosis deformans |
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Large osteophytes of vertebrae
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Psoriasis
Reiters's syndrome |
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Posterior spinal fusion
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Congenital (Klippel feil)
Surgical fusion Arthritides (JRA, AS, psoriais, Reiter's) |
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Vertebral body lesion
General DDX |
Mets
Myeloma Lymphoma EG GCT Hemangioma Sarcoma(rare) |
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Lesion in Anterior Vertebral body
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Lymphoma
Myeloma Ewing's sarcoma Mets hemangioma EG GCT |
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Lesions in posterior vertebral body
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Osteoid osteoma
Osteoblastoma ABC |
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Solitary vertebral lesion
A HOG |
ABC
Hemangioma Osteoblastoma/osteoid osteoma GCT |
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Posterior vertebral body scalloping
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Increased intraspinal pressure: spinal canal tumors, syrinx, communicating hydrocephalus
Dural Ectasia: neurofibromatosis, marfan syndrome, ehlers-danlos Congenital: achrondplasia, mucopolysaccharidosis, osteogenesis imperfecta Bone resoption: acromegaly |
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Anterior vertebral body scalloping
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Aortic aneurysm
Lymphadenapathy TB spidylitis Delayed motor development |
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Anterior vertebral body beak
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Morquio's (central)
Hurlers Achrondroplasia Cretinsim Down syndrome Neuromuscular disease |
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Platyspondyly
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Diffuse: dward syndromes, osteogenesis imperfecta, morquio's, spondyloepiphyseal dysplasia
Solitary of multifocal: luekemia, EG, Mets, myeloma, sickle cell disease |
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Protusio Acetabuli
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Paget's disease
RA Osteomalacia, rickets Trauma Marfan syndrome AS Idiopathic |
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Sacroliliitis
Bilateral symmetric |
AS
Enteropathic spondyloarthropathy Psoriatic arthritis HPT DJD |
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Sacroiliitis
Bilateral asymmetric |
Reiter's
Psoriatic DJD |
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Sacroiliitis
Unilateral |
Infection
DJD Trauma RA |
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Lytic lesions of the sacrum
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Fibrous dysplasia
ABC Unicameral bone cyst Hemophiliac pseudotumor Malignant: mets, plasmacytoma, Ewing's sarcoma, chrondrosarcoma, lymphoma |
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Widened pubic symphysis
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Congenital: Bladder extrophy, Epispadias, cleidocranial dysplasia, GU or anorectal malformations
Bone resorption or destruction: pregnancy, osteitis pubis, infection, mets, HPT |
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Erlenmeyer flask deformity
Lack of modeling of tubular bones with flaring of the ends CHONG |
Craniometaphyseal dysplasia
Hemoglobinopathies (thalassemia, sickle cell disease) Osteopetrosis Niemann-Pick disease Gaucher's disease Other- lead, fibrous dysplasia, osteochondromatosis, enchondromatosis, fibromatosis |
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Gracile bones
Overtubulation of the shaft with resultant prominent epiphyses NIMROD |
neurofibromatosis
Immbolization or paralysis (poliomyelitis, birth palsies, congenital CNS) Muscular dystrophies RA (juvenile) Osteogenesis imperfecta Dysplasias (marfan, homocystinuria) |
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Femoral Head AVN
ASPEPTIC LEG |
Alcoholism
Sickle cell Exogenous steroids or RT Pancreatitis Trauma (fx/disloc, SCFE) Infection Caisson disease Legg- Calve perthes Epiphyseal dysplasia Gaucher's disease |
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Medial tibial spur
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Osteochondroma
Blount's disease Turner syndrome Posttraumatic lesion |
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Tibial diaphyseal cortical lesion
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Adamantinoma
Osteofibrous dysplasia (ossifying fibroma) Fibrous dysplasia EG Mets |
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Heel pad thickening (>25mm)
MAD COP |
Myxedema (hypothyroidism)
Acromegaly Dilanton Callus Obesity Peripheral edema |
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Lytic lesion of finger
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Enchrondroma-solitary or multiple
Glomus tumor- near nail, painful Foreign body rxn Epidermoid inclusion cyst (hx Trauma) Mets Sarcoidosis Infection Erosive arthropathy |
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Radial hypoplasia
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VACTERL complex
Fanconi anemia Holt-oram syndrome Cornelia de Lange syndrome Thrombocytopenia-absent radius (TAR syndrome) |
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Short 4th'5th metacarpals
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Pseudohypoparathyroidism
Pseudopseudohypoparathyroidsim Idiopathic Chromsomal anomalies (Turner, klinefelters) Basal cell nevus syndrome |
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Madelung deformity-premature fusion of ulnar aspect of radial epiphysis-ulnar angulation of distal radius, decreased carpal angle, dorsal subluxation of ulna
HIT DOC |
Hurler's syndrome
Infection Trauma Dyscondrosteosis (leri-weil syndrome) Osteochondromatosis Chromosomal XO (turner's) |
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Missing distal clavicle
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Erosion RA
HPT Posttraumatic osteolysis Infection Mets/myeloma Gorham syndrome Abscence cleidocranial dysplasia Pydnodysosotosis |
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High riding shoulder
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RA
CPPD Rotator cuff tear |
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Soft tissue calcification
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Tumor: tumoral calcinosis, synvovial osteochondromatosis, soft tissue tuomr(sarcoma, hemangioma, lipoma)
Inflammation'infection: dematomyositis, scleroderma, parasites, leprosy, pancreatitis, myonecrosis, bursitis/tendonitis Congenital: ehlers danlos, myositis ossifcans progressiva Metabolic: HPT, metastic calcification, CPPD, calicum hydroxyapatite deposition Trauma: myositis ossifcans, burn injury, hematoma Vascular calcification |
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Soft tissue masses
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Tumor: MFH, lipoma, liposarcoma, fibromatosis, hemangioma, schwannoma, neurofibroma, mets, burn, hematoma, rhabdomyosarcoma, leiomyosarcoma
Other: mysositis ossificans, abscess, hematoma, aneurysm |
