Some Reasons to Call a Doctor*

Problem

Reasons to Call

Cold or influenza

Vomiting or inability to keep fluids down

Painful swallowing

Coughing that lasts more than 2 or 3 weeks or coughing up blood

Earache

Difficulty breathing

Symptoms that last more than 7 days

Diarrhea

Black or bloody stools

More than 6 to 8 watery stools per day in children

Symptoms that last more than 7 days

Symptoms of dehydration (such as very dry mouth and armpits, confusion, and decreased urination), particularly in children and older people

Abdominal pain or fever > 100.4° (38° C)

Digestive problems

A feeling that food is stuck in the throat

Development of or change in heartburn, particularly during exercise

Frequent heartburn, belching, or regurgitation

Persistent nausea or vomiting

Persistent or severe abdominal pain

Change in bowel habits

Blood in the stools or black stool

General problems

Symptoms that prevent participation in usual activities, particularly new or worsened shortness of breath with exertion

Unexplained weight loss

Dizziness or an about-to-faint feeling

Persistent fatigue, particularly if new

Sweating not related to exercise, especially heavy or cold sweats

Headaches

Severe headache that peaks in intensity within seconds

Memory loss or confusion

Blurred or double vision

Slurred speech

Loss of balance or dizziness

Seizures

Numbness or weakness in an arm or leg or the face

Nausea or vomiting with a new headache

Heart problems

Rapid or irregular heartbeats (palpitations)

Chest pain

Shortness of breath

Leg problems

Pain in the calves that worsens when walking

Swelling in the ankles or legs, particularly new swelling of one foot or leg

Menstrual problems

No periods by age 16

Sudden stopping of periods

A period that lasts much longer than usual or is excessively heavy

A sudden feeling of illness while using tampons

Severe or disabling cramps

Rash

Fever of 100.4° F (38° C) or above

A rash that is painful, involves swelling, or oozes

Sinusitis

Swelling or redness in or around an eye

Problems with vision

Vomiting

Moderate or severe abdominal pain

Symptoms of dehydration, particularly in children and older people

Green, black, or bloody vomit

* The list of problems and the reasons to call a doctor are only a small sample.