Clinical and Pathological Characteristics of Organized Hematoma

Table 2

The CT and MRI findings of the five cases.

Case	Size on CT (mm)	CT (bone destruction)	MRI (T1-weighted)		MRI (T2-weighted)		MRI (Gd-DPTA)
			Central	Surrounding	Central	Surrounding	Central	Surrounding
I	43×57×46	+(L,P)	Low	Low	High	Iso to high	High	Low
II	37×28×30	+(L)	Low	Low to iso	High	Iso to high	High	Low
III	30×31×28	+(L)	Low	Low	High	high	Iso to high	Low to iso
IV	35×31×29	+(L)	Low	Low to iso	High	high	Iso to high	Low to iso
V	25×30×27	+(L,P)	Low	Low to iso	High	Iso to high	High	Low

L: lateral wall of nasal cavity; P: posterior wall of maxillary sinus; Low: low signal intensity; iso: iso signal intensity; high: high signal intensity; central: central portion of the mass; surrounding: surrounding portion of the mass; Gd-DPTA: Gd-DPTA enhanced.