-
Bone tumors:
chondroblastoma, ABC, NOF, EG, SBC, FD, osteoid osteoma, Ewing�s, OSA, neuroblastoma mets, lymphoma, leukemia;
-
Bone tumors with fluid-fluid level �
ABC, telangiectatic OSA, GCT, single cysts with pathologic fx
-
Widened joint space:joint effusion �
septic arthritis, hemarthrosis, transient toxic synovitis, JRA;
-
widened joint space: synovial thickening without articular cartilage destruction �
JRA, hemophilia
-
Bowed bones:
rickets (most common), NF, OI, FD
-
Diffuse osteopenia:
rickets, HPT, immobilization, JRA
-
Diffuse dense bones:
osteopetrosis, pyknodysostosis, melorheostosis, Caffey�s, idiopathic hypercalcemia, pachydermoperiostosis, hypothyroidism, syphilus, hypervitaminosis D
-
Symmetric periosteal reaction:
physiologic, neuroblastoma, lymphoma, leukemia, infection, Caffey�s, hypervitaminosis A/D, prostaglandins, scurvy, child abuse, trauma, sickle cell � SCALP
-
Dwarfs:
achondroplasia, thanatophoric dysplasia, OI, hypophosphatasia, achondrogenesis, multiple epiphyseal dysplasia
-
Deformed epiphysis: single �
AVN, trauma, infection, hypothyroidism;
-
Deformed epiphysis: multiple �
multiple epiphyseal dysplasia, Morquio�s
-
Stippled epiphysis:
chondrodysplasia punctata, multiple epiphyseal dysplasia, AVN, hypothyroid, coumadin/alcohol embryopathy, chromosomal anomalies
-
Enlarged epiphysis:
JRA, hemophilia, chronic infection, healed Perthes
-
Frayed metaphysis:
rickets, hypophosphatasia, scurvy, rubella, syphilis, achondroplasia, metaphyseal dysostosis
-
Transverse metaphyseal lines: lucent �
neonatal stress lines from any severe disease, > 2 yrs consider neuroblastoma mets, lymphoma, leukemia;
-
Transverse metaphyseal lines: dense �
neonatal growth recovery lines, >2 yrs lead bands or healing rickets
|
|
