Functional dyspepsia
Hiatus hernia
Jackhammer esophagus (hypercontractile peristalsis): Intense long-lasting esophageal muscle spasm. Acute cholecystitis: Characterized by positive Murphys sign where the person has a cessation of inhalation when the doctor places his finger at the right subcostal region of the abdomen. Acute pancreatitis: History of excessive alcohol use, cholelithiasis (stones in the gallbladder), and hypertriglyceridemia are risk factors for pancreatitis. It is a constant, boring pain in the upper abdomen. Perforated peptic ulcer: Sudden onset of severe pain in the upper abdomen which later develops into peritonitis (inflammation of tissues that lines the abdominal organs). Acute gastritis

Chest wall
Costochondritis or Tietzes syndrome: An inflammation of a costochondral junction. Any movements or palpation of the chest can reproduce the symptoms. Spinal nerve problem
Fibromyalgia
Chest wall problems
Radiculopathy
Precordial catch syndrome: Another benign and harmless form of a sharp, localized chest pain often mistaken for heart disease. Breast conditions
Herpes zoster (shingles): It is usually described as a burning sensation over the chest in a unilateral dermatome distribution. However, diagnosis can be difficult because the pain usually appears before the characteristic rash is visible. Tuberculosis
Osteoarthritis
Bornholm disease
Rib fracture

Psychological
Panic attack: Chest pain is a common symptom of panic attacks, with as high as 78% of persons describing chest pain with their worst panic attacks. Overall chest pain is a symptom of up to 48% of sudden-onset panic attacks, and 10% of gradual-onset panic attacks. Anxiety
Clinical depression
Somatization disorder
Hypochondria

Others
Hyperventilation syndrome often presents with chest pain and a tingling sensation of the fingertips and around the mouth.
Bronchitis
Pulmonary embolism: Common signs and symptoms are shortness of breath, pleuritic chest pain, blood in sputum during cough, and lower limb swelling. Risk factors includes: recent surgery, malignancy, and bedridden state. Source of embolus usually comes from venous thromboembolism. Pneumonia
Hemothorax
Pneumothorax: Those who are at a higher risk of developing pneumothorax are tall, slim male smokers who have had underlying lung diseases such as emphysema. Those affected can have a sharp chest pain which radiates to the shoulder of the same side. Physical examination revealed absent breath sounds and hyperresonance on the affected side of the chest. Pleurisy
Tuberculosis
Tracheitis
Lung cancer

Gastrointestinal
Gastroesophageal reflux disease: The pain is aggravated when lying down or after meals. Persons may describe this as a heartburn. Besides, they may also complain of tasting bitter contents from the stomach. Achalasia, nutcracker esophagus, and other motility disorders of the esophagus
Diffuse esophageal spasm: Unlike cardiac chest pain, esophageal pain is not related to activity. The pain is usually associated with swallowing of hot or cold water. Esophageal rupture: Those affected usually complain of sudden, severe, and constant pain that starts from the neck to the upper abdomen. The pain is aggravated by swallowing. On examination, neck swelling and crepitations can be felt due to subcutaneous emphysema as free air is entering from esophagus into the subcutaneous tissue. Esophagitis: There are many causes of esophagitis. Esophagitis caused by Candida albicans is usually found in chemotherapy or HIV patients. Medication such as nonsteroidal anti-inflammatory drug and alendronate can induce esophagitis if not swallowed properly.