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Table 1 The clinical and imaging characteristics of FHI

From: Fibrous hamartoma of infancy: radiologic features and literature review

Author (No.of ref.) Age(M)/sex Duration (M) Location and Extension Accompanied Symptoms Size (cm) Imaging Modalities Main Compositions and border Specific compositions and Contrast enhancement
1. Loyer et al.(1992)[12] 12/F 9 Upper extremity
Subcutaneous layer
Hypertrichosis Pigmentation ND X-ray
MR
Balanced
Ill-defined
 
2. Song et al.(2010)[13] 16/M 13 Hand
Subcutaneous layer and muscles
Finger contracture ND X-ray MR Balanced
Ill-defined
Vascularity(MR)
Moderately enhanced(MR)
3. Stensby et al. (2014)[14] 9/M 1.5 Shoulder
Subcutaneous layer
Pigmentation 4.5 MR Balanced
Ill-defined
Vascularity(MR)
Moderately enhanced(MR)
4. You et al.(2018)[15] 13/M 9 Lumbar area
Subcutaneous layer
Hypertrichosis Hyperhidrosis 4 US MR Balanced
Ill-defined
 
5. Guo et al.(2011)[19] 120/M 120 Parapharyngeal space Snoring 5 CT Balanced
Well-defined
Calcification(CT)
6. Chang et al.(2010)[20] 14/M ND Wrist
Subcutaneous layer
  3.5 X-ray MR Balanced
Well-defined
Vascularity(MR)
Moderately enhanced(MR)
7. Arioni et al.(2006)[21] Newborn/M 0 Knee
Subcutaneous layer
  9 X-ray US MR Balanced
Ill-defined
Vascularity(US)
Moderately enhanced(MR)
8. Vilela et al.(2017)[22] Newborn/M 0 Forearm
Subcutaneous layer and muscles
Fracture of the ulna ND X-ray US MR Balanced
Ill-defined
Mildly enhanced(MR)
9. Choudhary et al.(2010)[8] 46/M 46 Foot
Subcutaneous layer
Recent-onset pain 0.9 X-ray US MR Non-balancedaIll-defined Mildly enhanced(MR)
10. Zloto et al.(2017)[9] 7/F 7 Orbit area
Subcutaneous layer
  ND MR Non-balanceda Well-defined Markedly enhanced(MR)
11. Ashwood et al.(2001)[10] 12/M 5 Wrist
Subcutaneous layer
  3 X-ray MR Non-balancedb Ill-defined Vascularity(MR)
12. Yano et al.(2004)[16] 10/M 3 Intradural space(T10- L4) Leg weakness ND CT MR Non-balanceda Well-defined Old hematoma
Moderately enhanced(MR)
13. Choi et al.(2016)[17] 7/M 7 Orbit area orbital fat and muscles Hypertropia
Downgaze limitation
1.3 MR Non-balanceda Ill-defined Moderately enhanced(MR)
14. Han et al.(2009)[18] 48/M 18 Abdominal wall
Subcutaneous layer and muscles
Tuberous sclerosis
Epidermal cyst
12 CT MR Non-balanceda Ill-defined Mildly enhanced(CT,MR)
Present case 1 566
(47 yrs)/M
505
(42 yrs)
Craniocervical area Subcutaneous layer   21.3 X-ray CT MR Non-balanceda Ill-defined Calcifications; Vascularity
Hemorrhage; Markedly enhanced
Present case 2 232
(19 yrs)/F
232
(19 yrs)
Craniocervical area Subcutaneous layer   20.2 X-ray CT MR Non-balanceda Ill-defined Calcifications; Vascularity
  1. Legenda:No. of ref., number of reference. M, male, F,female. Duration(M), duration of symptoms(months). ND, not described. Balanced, equal proportion of the adipose and fibrous tissue. Non-balanced, fibrous tissue predominantlya or adipose tissue predominantlyb