Barton Fracture of the Distal Radius in Pregnancy and Lactation-Associated Osteoporosis: A Case Report and Literature Review

Figures & data

Table 1 Laboratory Tests Related to Bone and Mineral Metabolism

Measurements	0	3m	6m	9m	12m	Reference
Ca (mmol/L)	2.01	2.21	2.25	2.31	2.30	2.11–2.52
P (mmol/L)	0.97	1.23	1.32	1.29	1.21	0.85–1.51
ALP (U/L)	175	67	45	41	39	35–100
25-(OH)Vit D3 (ng/mL)	9.21	13.33	14.52	15.12	15.04	20–32
Osteocalcin (ng/mL)	11.67	24.55	27.43	28.45	29.11	17–43 (in premenopause)
						15–46 (in postmenopause)
PTH (pg/mL)	57.79	73.82	43.07	34.56	35.76	11–62
ALB (g/L)	29.9	42.3	43.2	42.9	42.8	40–55
HGB (g/L)	103	122	126	131	130	115–150

Abbreviations: Ca, calcium; P, phosphorus, ALP, alkaline phosphatase; PTH, parathyroid hormone; ALB, albumin; HGB, hemoglobin.

Table 2 Changes in the Results of DEXA

Examination Sites	0		3m		6m		9m		12m
	BMD(g/cm^2)	Z-score	BMD(g/cm^2)	Z-score	BMD(g/cm^2)	Z-score	BMD(g/cm^2)	Z-score	BMD(g/cm^2)	Z-score
L1	0.682	−2.7	0.791	−1.7	0.811	−1.5	0.883	−0.9	1.030	0.4
L2	0.667	−3.1	0.836	−1.6	0.894	−1.1	0.960	−0.5	1.074	0.5
L3	0.755	−3.0	0.850	−2.0	0.925	−1.3	0.997	−0.7	1.141	0.6
L4	0.742	−2.8	0.812	−2.1	0.937	−1.0	0.918	−1.2	1.056	0.0
Total (L1-L4)	0.714	−2.9	0.823	−1.9	0.895	−1.3	0.939	−0.8	1.078	0.3
Hip neck	0.571	−2.3	0.649	−1.6	0.732	−0.9	0.797	−0.2	0.837	0.1
Total hip	0.717	−1.7	0.833	−0.8	0.86	−0.6	0.887	−0.3	0.971	0.3

Abbreviation: L, lumbar.

Figure 1 MRI T2 images (A and B) of the right wrist showed Barton fracture with marrow edema. MRI T2 images (C) showed no fractures in lumbar vertebrae.

Figure 2 Preoperative X-ray films (A and B) and three-dimensional reconstructive CT images (C and D) of right wrist. Postoperative X-ray films of right wrist (E and F).

Figure 3 Follow-up after 3 months of surgery of the patient. The pronation and supination of forearm (A and B). The flexion and extension functions of wrist (C and D).