Case Reports in Radiology / 2014 / Article / Tab 1

Case Report

Lump on Back: A Rare Case of Parosteal Lipoma of Scapula

Table 1

Types of parosteal lipoma based on degree of chondroid modulation and endochondral ossification [1, 3].

No ossification or chondroid modulationLipoma rests directly on the cortex without cartilage or bone elements
Pedunculated exostosis mimicNarrow bony stalk with a lucent lipomatous cap
Sessile exostosisDensely ossified broad-based osteochondromatous element beneath the lipomatous cap
Patchy chondroosseous modulationFoci of calcification, cartilage, or bone throughout the lipomatous mass