Acetabular roof lesions in children: a descriptive study and literature review

Table 2 Imaging characteristics of ARL patients (following the Results)

Patient	Lesion type	X-ray								CT Cortical destruction	MRI Surrounding soft tissue edema
Patient	Lesion type	size	Sclerotic margin	Boundary	Cortical destruction	Periosteal reaction	Hip joint involvement	Femoral head	Hip joint subluxation	CT Cortical destruction	MRI Surrounding soft tissue edema
A	EG	L	YES	UC	YES	NO	NO	MO	NO	YES	YES
B	EG	M	NO	UC	YES	YES	NO	NO	NO	YES	–
C	EG	L	NO	UC	YES	YES	NO	O	NO	YES	YES
D	EG	M	NO	UC	YES	NO	NO	NO	NO	–	YES
E	EG	L	Partial	UC	YES	YES	NO	MO	NO	YES	–
F	EG	XL	NO	UC	YES	YES	NO	O	NO	YES	YES
G	CO	M	Partial	UC	NO	NO	NO	NO	NO	YES	–
H	CO	S	YES	C	NO	NO	YES	O	NO	NO	–
I	CO	S	YES	C	YES	NO	YES	Smaller, O	YES	YES	NO
J	CO	S	YES	C	NO	NO	NO	Larger, O	YES	–	YES
K	CO	S	YES	C	NO	NO	YES	Destruction, O	NO	NO	NO
L	BC	XL	NO	C	NO	NO	NO	NO	NO	–	–
M	BC	XL	NO	C	NO	NO	NO	MO	NO	NO	–
N	TB	M	YES	C	NO	NO	YES	MO	NO	NO	NO

MO mild osteoporosis, O osteoporosis, BC bone cyst, TB tuberculosis osteomyelitis, EG eosinophilic granuloma, CO chronic osteomyelitis, S small, M medium, L large, XL extra large, UC unclear, C clear

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