차이
문서의 선택한 두 판 사이의 차이를 보여줍니다.
| 양쪽 이전 판이전 판다음 판 | 이전 판다음 판양쪽 다음 판 | ||
| med:fetal_pyelectasis [2022/07/18 02:56] – [예후] V_L | med:fetal_pyelectasis [2022/07/18 03:04] – V_L | ||
|---|---|---|---|
| 줄 13: | 줄 13: | ||
| =====원인===== | =====원인===== | ||
| - | + | 대부분 특별한 원인없이 생기며, 저절로 없어지는 경우가 많으나, 다음과 같은 원인으로 발생할 수 있다. | |
| - | Pyelectasis can result from a number of factors. In the majority of cases, it is physiological and resolves spontateously. However, it may also herald the presence or evolution of renal tract pathology, such as : | + | |
| * fetal PUJ obstruction | * fetal PUJ obstruction | ||
| 줄 31: | 줄 30: | ||
| Fetal pyelectasis is assessed on axial plane ultrasound through the fetal renal pelvices. It is considered present if measurements are above the levels stated below | Fetal pyelectasis is assessed on axial plane ultrasound through the fetal renal pelvices. It is considered present if measurements are above the levels stated below | ||
| - | {{ med/ | + | |
| + | {{med/ | ||
| **신우확장증의 기준** | **신우확장증의 기준** | ||
| - | > 4 - 4.5 mm at 18 - 20 weeks (i.e. the routine 2nd trimester) | + | renal pelvis A-P diameter |
| - | > 5 mm at ~ 20 - 29 weeks | + | |
| - | > 6 mm at 32 weeks | + | |
| - | **지속적 태아신우확장증의 기준** | + | >4 mm up to 28 weeks |
| - | > persistent fetal pyelectasis : > 7 mm in the 3rd trimester | + | or |
| + | >7 mm at or after 28 weeks gestation | ||
| - | Fetal pyelectasis can also be affected by maternal hydration - physiological fetal pyelectasis | + | 산모가 물을 많이 먹어서 생기는 생리적 태아신우확장증도 있슴. |
| =====위험성 ===== | =====위험성 ===== | ||
| 줄 59: | 줄 58: | ||
| * 태아기에 심해짐 | * 태아기에 심해짐 | ||
| * 양측 | * 양측 | ||
| - | + | ||
| - | The presence of fetal pyelectasis is sometimes considered a soft sign for chromosomal abnormalties : see associations above | + | 유전질환이 같이 있는 경우가 있다. |
| Antenatally detected renal pelvic dilatation, especially in isolation, is considered a weak predictor of vesicoureteric reflux | Antenatally detected renal pelvic dilatation, especially in isolation, is considered a weak predictor of vesicoureteric reflux | ||