Bossing (redirected from Swelling (medical))

Frontal Bossing

Rounded prominence of the frontal and parietal bones in an infant’s cranial vault, due to various causes
Aetiology Untreated vitamin D-induced rickets, which causes a thickened outer table with permanent enlargement of the head, congenital anemia—e.g., thalassaemia with massive hematopoiesis in an expanded marrow space, aka ‘hot cross bun skull’—and others—e.g., conditions associated with ‘gargoyle’ facies, acromesomelic dysplasia of Maroteaux, anhydrotic ectodermal dysplasia, craniometaphyseal dysplasia of Pyle, frontodigital syndrome, Kenney’s tubular stenosis syndrome, basal cell nevus syndrome, Taybi syndrome, thanatophoric dwarfism, and AIDS embryopathy

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bossing

Frontal bossing, boxhead, caput quadratum Rounded prominence of the frontal and parietal bones in an infant's cranial vault, due to various causes–eg, untreated vitamin D-induced rickets, causing a thickened outer table with permanent enlargment of the head, congenital anemia–eg, thalassemia with massive hematopoiesis in an expanded marrow space, aka 'hot cross bun skull', and others–eg, conditions associated with 'gargoyle' facies, acromesomelic dysplasia of Maroteaux, anhydrotic ectodermal dysplasia, craniometaphyseal dysplasia of Pyle, frontodigital syndrome, Kenney's tubular stenosis syndrome, basal cell nevus syndrome, Taybi syndrome, thanatophoric dwarfism, AIDS embryopathy. See Hot cross bun skull.