Explanation: An unqualified column name is. ambiguous if more than one table or view identified in. the FROM clause has a column with that name, or if. more than one column of a nested table expression has. that name.
The exact cause of clubfoot is unknown, but doctors agree that a family history of clubfoot increases the likelihood that a child will be born with the condition. In addition, mothers who smoke and drink during pregnancy are more likely to give birth to a child with a clubfoot or clubfeet.
Sprained Ankle. When the ligaments that stabilize the ankle is stretched or injured, swollen feet and ankles may result. Preeclampsia. If the swelling is accompanied by hypertension (high blood pressure) and proteinuria (presence of protein in the urine) in more than 20 weeks of pregnancy, preeclampsia may be suspected.