As your pregnancy progresses, knowing the signs and symptoms of potential problems remains important. Here's when to contact your health care provider during the fifth month (weeks 17 through 20) of pregnancy. If in doubt, make the call.

Signs or symptomsWhen to contact your health care provider
Vaginal bleeding, spotting or discharge
Slight spotting that goes away within a day Same day
Any bleeding that lasts longer than a day Immediately
Moderate to heavy bleeding Immediately
Any amount of bleeding accompanied by severe pain, fever or chills Immediately
Passing of tissue Immediately
Greenish or yellowish vaginal discharge with odor, redness or itching Within 24 hours
Steady or heavy discharge of watery fluid from your vagina Immediately
Pain
Occasional pulling or pinching sensation on one or both sides of your abdomen Next visit
Occasional mild headaches Next visit
A moderate, bothersome headache that doesn't go away Within 24 hours
A severe or persistent headache, especially with dizziness, faintness, nausea or vomiting, or visual disturbances, such as blind spots Immediately
Moderate to severe pelvic pain Immediately
Any degree of pelvic pain that doesn't subside within 4 hours Within 24 hours
Leg pain with redness and swelling Immediately
Pain with fever or bleeding Immediately
Vomiting
Occasional or once a day Next visit
More than three times a day or with inability to eat or drink Within 24 hours
Accompanied by pain or fever Immediately
Urinary problems
Painful urination Same day
Other
Cravings for nonfood substances, such as clay or dirt Next visit
Consistently low mood or loss of pleasure Next visit
Fatigue, weakness, shortness of breath, heart palpitations or lightheadedness Next visit if occurring occasionally; same day if persistent
Fever lower than 102 F (38.9 C) Within 24 hours if fever persists
Fever of 102 F (38.9 C) or higher Immediately
Low mood, loss of pleasure, and thoughts of harming yourself or others Immediately