EDAN DUS 60 - A3.6: Ac; A3.7: Fl

DUS 60 Digital Ultrasonic Diagnostic Imaging System User Manual Obstetrical References
- 200 -
130 16w1 12 204 21w6 15 278 28w6 17 352 38w4 19
132 16w2 12 206 22w1 15 280 29w1 16 354 38w6 19
134 16w3 12 208 22w1 15 282 29w2 16 356 39w1 19
136 16w4 12 210 22w3 15 284 29w4 17 358 39w4 19
138 16w5 12 212 22w3 15 286 29w6 16 360 39w6 19
140 16w6 12 214 22w5 15 288 30w0 16 362 40w1 19
142 17w0 12 216 22w6 15 290 30w1 17 364 40w4 19
144 17w1 12 218 23w1 15 292 30w4 16
A3.6: AC
Hadlock:
Hadlock FP, Deter RL etc. “Estimation Fetal Age: Computer-Assisted Analysis of Multiple Fetal Growth
Parameters.” Radiology 152:497, 1984
MA (AC cm) = 8.14 + 0.753 * (AC) + 0.0036 * (AC
2
)
Merz:
Merz E. Ultrasound in Gynecology and Obstetrics. Stuttgart and New York: Thieme Medical
Publishers, Inc., 1991, p. 326
Table AC, Merz
AC
mm
MA
+/-
2SD
AC
mm
MA
+/-
2SD
AC
mm
MA
+/-
2SD
AC
mm
MA
+/-
2SD
56 12w1 10 130 19w1 12 206 26w3 15 280 33w3 17
58 12w2 11 132 19w2 12 208 26w4 15 282 33w4 17
60 12w4 10 134 19w3 12 210 26w6 15 284 33w6 17
62 12w5 10 136 19w5 12 212 27w0 15 286 34w0 17
64 12w6 11 138 19w6 12 214 27w1 15 288 34w1 18
66 13w1 11 140 20w1 12 216 27w2 15 290 34w3 18
68 13w2 11 142 20w2 13 218 27w4 15 292 34w4 18
70 13w4 11 144 20w4 12 220 27w5 16 294 34w5 18
72 13w4 11 146 20w5 12 222 27w6 16 296 34w6 19
74 13w6 11 148 20w6 13 224 28w1 15 298 35w1 17
76 14w0 11 150 21w1 15 226 28w2 16 300 35w2 18
78 14w1 12 152 21w1 15 228 28w4 16 302 35w4 17
80 14w3 11 154 21w3 15 230 28w5 16 304 35w5 18
82 14w4 11 156 21w4 13 232 28w6 16 306 35w6 18
84 14w6 11 158 21w6 13 234 29w0 16 308 36w1 17
86 15w0 11 160 22w0 13 236 29w1 17 310 36w2 18
88 15w1 11 162 22w1 15 238 29w3 16 312 36w4 17
90 15w3 11 164 22w3 13 240 29w4 17 314 36w4 19
92 15w4 11 168 22w6 13 242 29w6 16 316 36w6 18
DUS 60 Digital Ultrasonic Diagnostic Imaging System User Manual Obstetrical References
- 201 -
94 15w5 12 170 23w0 13 244 30w0 16 318 37w0 18
96 15w6 12 172 23w1 15 246 30w1 17 320 37w1 18
98 16w1 12 174 23w2 15 248 30w3 16 322 37w3 18
100 16w2 12 176 23w4 13 250 30w4 17 324 37w4 19
102 16w4 11 178 23w5 15 252 30w6 16 326 37w6 18
104 16w5 12 180 23w6 15 254 30w6 17 328 38w0 18
106 16w6 12 182 24w1 15 256 31w1 17 330 38w1 18
108 17w1 11 184 24w2 15 258 31w2 17 332 38w3 18
110 17w2 11 186 24w4 15 260 31w4 17 334 38w4 18
112 17w3 12 188 24w5 15 262 31w5 17 336 38w5 18
114 17w4 12 190 24w6 16 264 31w6 17 338 38w6 19
116 17w6 12 192 25w0 16 266 32w1 17 340 39w1 19
118 18w0 12 194 25w1 16 268 32w2 17 342 39w2 19
120 18w1 12 196 25w3 15 270 32w4 17 344 39w4 19
122 18w3 12 198 25w4 16 272 32w5 17 346 39w5 19
124 18w4 12 200 25w6 15 274 32w6 17 348 39w6 19
126 18w6 12 202 26w0 16 276 33w0 17
128 19w0 12 204 26w1 15 278 33w1 17
A3.7: FL
Hadlock:
Hadlock FP, Deter RL etc. “Estimation Fetal Age: Computer-Assisted Analysis of Multiple Fetal Growth
Parameters.” Radiology 152:497, 1984
MA (FL cm) = 10.35 + 2.460 * (FL) + 0.170 * (FL
2
)
Merz:
Merz E. Ultrasound in Gynecology and Obstetrics. Stuttgart and New York: Thieme Medical
Publishers, Inc., 1991, p. 326
Table FL, Merz
FL
mm
MA
+/-
2SD
FL
mm
MA
+/-
2SD
FL
mm
MA
+/-
2SD
FL
mm
MA
+/-
2SD
10 12w2d 11 28 18w4d 13 47 25w6d 15 65 33w1d 17
11 12w5d 10 29 19w0d 12 48 26w1d 16 66 33w4d 17
12 13w2d 10 30 19w3d 12 49 26w4d 15 68 34w4d 17
13 13w4d 11 31 19w5d 12 50 26w6d 16 69 35w0d 18
14 13w5d 11 32 20w1d 12 51 27w2d 16 70 35w3d 18
15 14w0d 11 33 20w4d 13 52 27w5d 16 71 35w6d 18
16 14w3d 11 34 20w6d 13 53 28w1d 16 72 36w2d 18
17 14w5d 11 35 21w1d 15 54 28w4d 17 73 36w6d 18
18 15w1d 11 36 21w4d 13 55 29w0d 17 74 37w2d 19