Lung cancer
1. Cough (irritating dry cough)
2. Blood in sputum
3. Repeated pneumonia in the same place
Liver cancer
1. Loss of appetite, indigestion
2. Upper abdominal fullness, nausea and vomiting
3. Unexplained wasting and weakness
4. Discomfort, dullness and vague pain in the right side
Nasopharyngeal cancer
1. Blood in the nose (aspirated blood)
2. Nasal congestion, tinnitus (unilateral)
3. Headache
4. Neck lump (lymph node)
Breast cancer
1. Intramammary lump
2. Nipple discharge and blood clots
3. Enlarged lymph in the axilla
Stomach cancer
1. Change of pain pattern in old stomach disease
2. Upper abdominal discomfort or vague pain
3. Loss of appetite
4. Black stool, fatigue, weight loss
Colorectal cancer
1. Change in bowel habit
2. Change of stool characteristics
3. Dark stools or dark red stools
4. Abdominal pain, bloating
5. Unexplained anemia
Cervical or uterine cancer
1. Non-menstrual vaginal bleeding with pinkish color
2. Bleeding after sexual intercourse
3. Bloody leucorrhea
4. Vaginal bleeding after menopause
Kidney, bladder, prostate cancer
1. Frequent and painful urination
2. Painless and intermittent hematuria
3. Difficulty in urination
4. Back pain (dull pain)
Esophageal cancer
1. Feeling resistance to swallowing food
2. Sensation of blockage or foreign body
3. Pain behind the sternum
4. Choking
Pancreatic cancer
1. Persistent dull pain in the middle and upper abdomen, often at night and worse when lying on the back
2. Unexplained pain in the lower back
3. Anorexia, emaciation, jaundice
4. Repeated pancreatitis that is difficult to heal
5. New onset of diabetes mellitus
Ovarian cancer
1. Chronic pain in the lower abdomen that is difficult to be cured
2. Abdominal distension, ascites
3. High risk: family history of cancer, infertility, infertility, over 45 years old, before 12 years of age at menarche, after 55 years of age at menopause, used ovulation-promoting drugs
Intracranial tumor
1. Headache, coughing or sneezing aggravated
2. Jet vomiting, not related to diet
3. Vision loss
4. Visual distortion, double vision