- Gastrointestinal bleeding
The symptoms of gastrointestinal bleeding include black or bloody stool or vomit, dizziness, and cramping.
- Sciatica
Sciatica is pain, numbness, weakness or tingling in the leg caused by an injury to the sciatic nerve.
- Cauda equina syndrome
Cauda equina syndrome is when a bundle of nerves at the lower end of the spinal cord become compressed.
- Lumbar spinal stenosis
Lumbar spinal stenosis is a condition that can cause pain in the lower back, buttocks, legs, and feet.
- Peptic ulcer
Peptic ulcers, sores in the lining of the stomach or upper intestine, cause abdominal pain, gas, and more.
- Hemorrhoids
Hemorrhoids are swollen veins in the rectum or anus, and cause pain, itching, bleeding, and irritation.
- Medication reaction or side-effect
Medication side effects include nausea, vomiting, stomach upset, weakness, dizziness, seizures, and more.
- Aspirin use
Side effects of taking aspirin include nosebleeds, bruises, stomach pain and upset, bloody vomit and more.
- Esophageal cancer
Esophageal cancer starts in the lining of the esophagus and can cause difficulty swallowing.
- Helicobacter pylori infection
Helicobacter, bacteria in the digestive tract, causes peptic ulcers and their associated pain and burning.
- Lumbar (low back) herniated disk
A lumbar herniated disc is a condition of the lower spine causing low back pain, weakness, or numbness.
- Thoracic spinal stenosis
Thoracic spinal stenosis can cause pain in your back and legs, loss of bladder or bowel function, and more.
- Broken (fractured) tailbone
A broken tailbone can cause bruising, severe pain when sitting, and painful intercourse and bowel movements.
- Bursitis (ischiogluteal)
Ischiogluteal bursitis, a swelling of the bursa at the bottom of the pelvis, causes pain, redness and more.
- Inflammatory bowel disease
Inflammatory bowel disease causes swelling and symptoms such as cramping, chronic diarrhea, and bleeding.
- Iron poisoning
Iron poisoning causes abdominal pain, vomiting, diarrhea, lethargy, and dehydration.
- Pre-leukemia (myelodysplastic syndrome)
Myelodysplastic syndromes are diseases that affect the bone marrow and blood, causing anemia and tiredness.
- Anal fissure
An anal fissure, a tear in the anal tissue, causes pain and bleeding, especially during bowel movements.
- Colon cancer
Colon cancer is often asymptomatic, but it can cause constipation, bowel obstruction, bloody stool and more.
- Colon polyps
Colon polyps are growths that form in the lining of the colon, and can cause constipation, diarrhea and more.
- Proctitis
Proctitis is pain and inflammation of the rectal lining caused by infection.
- Ulcerative colitis
Ulcerative colitis causes swelling in the large intestine and can lead to cramping, diarrhea, and more.
- Vertebral compression fracture (lumbar)
A vertebral compression fracture can cause pain and weakness in the lower back, upper back, neck, or hip.
- Foreign object in the rectum
Symptoms of a foreign body in the rectum include nausea, vomiting, abdominal pain, constipation, and more.
- Rectal cancer
Rectal cancer appears in the rectum and causes bloody stool and constipation.
- Spina bifida
Spina bifida is a birth defect in which the spinal canal and backbone don't close completely before birth.
- Esophageal varices
Esophageal varices occur when the veins in the lower part of your esophagus become swollen.
- Blood clotting disorder
Blood clotting disorders increase the risk that dangerous blood clots will form in the body.
- Taking iron supplements
Taking iron supplements can cause chest pain, headache, a metallic taste in your mouth, nausea, and more.
- Taking Pepto-bismol (bismuth)
Side effects of medications with bismuth include black stool and a black tongue.
- Pilonidal cyst
A pilonidal cyst forms under the skin at the tailbone, and usually contains skin debris and hair.
- Thrombocytopenia
Thrombocytopenia causes bruising, frequent nosebleeds, and tiny red dots that look like a rash.
- Muscle strain
Muscle strain occurs when muscles are stressed, overworked, or injured due to physical activity or labor.
- Burn (heat or fire)
Burns caused by heat are called thermal burns and can cause pain swelling, skin changes, blisters and more.
- Chemical burns
A chemical burn can cause symptoms ranging from burning and blisters to pain and shortness of breath.
- Tick bite
A tick-related illness may cause a rash that expands out from the site of the bite, fever, chills, and more.
- Osteomyelitis (bone infection)
Osteomyelitis is an infection of a bone that causes pain, swelling, and redness.
- Small intestine cancer
Small intestine cancer is rare and often has no symptoms, but can cause symptoms in its advanced stages.
- Shingles (herpes zoster)
Shingles is a painful, blistering, skin rash typically found on the back and sides of the chest.
