Possible Causes for Left Upper Quadrant Pain in USA

  • Hypereosinophilic Syndrome
    Left Upper Quadrant Pain

    Splenomegaly occurs in 40% of patients and should be suspected in patients complaining of left upper quadrant pain[1]

  • Renal Infarction
    Left Upper Quadrant Pain

    Renal infarction is a serious condition due to renal artery occlusion that needs rapid diagnosis, as it may lead to irreversible kidney damage. The diagnosis may be difficult to make, as patients present with nonspecific symptoms. Renal infarction usually occurs in patients with cardiovascular risk factors, such as…[2]

  • Splenic Injury
    Left Upper Quadrant Pain
  • Sickle Cell Disease
    Left Upper Quadrant Pain

    Sickle cell disease (sickle cell anemia, drepanocytosis) is an autosomal recessive blood disorder, characterized by sickle-shaped erythrocytes. Chronic anemia is present in all individuals with sickle cell disease. It is generally asymptomatic, though patients report chronic fatigue and exercise intolerance.…[3]

  • Chronic Myeloid Leukemia
    Left Upper Quadrant Pain

    Chronic myeloid leukemia (CML), also known as chronic myelogenous leukemia, is the most common myeloproliferative disorder. Most of patients with chronic myelogenous leukemia are diagnosed in the chronic phase and then progress to the accelerated and blast phases in 3 to 5 years. The diagnosis of chronic myeloid…[4]

  • Splenic Abscess
    Left Upper Quadrant Pain

    Splenic abscess is a rare but possibly life-threatening condition that can be caused by various Gram-positive and Gram-negative bacterial pathogens. Fever, abdominal pain, nausea, vomiting, and a poor general condition in severe cases is the typical clinical presentation. Underlying immunosuppression or the presence…[5]

  • Pancreatic Adenocarcinoma
    Left Upper Quadrant Pain

    Pancreatic adenocarcinoma is a type of malignancy affecting the pancreas. It is one of the cancers with the poorest prognosis, due to the fact that it is usually diagnosed at a late stage. The main symptoms include fatigue, weight loss, abdominal pain, and jaundice. A considerable number of patients diagnosed with…[6]

  • Chronic Congestive Splenomegaly
    Left Upper Quadrant Pain

    Banti's syndrome (also known as Banti's disease), named for is Guido Banti., is a chronic congestive enlargement of the spleen resulting in premature destruction of the red blood cells by the spleen. The basic pathology is some kind of obstructive pathology in the portal, hepatic or splenic vein that causes…[7]

  • Empyema
    Left Upper Quadrant Pain

    An empyema is a collection of pus within an anatomical cavity. Usually, the term refers to empyema thoracis which is the collection of pus in the pleural space. It is a pleural effusion that has become infected with bacteria resulting in the formation and collection of pus in the pleural cavity. An empyema should be…[8]

  • Herpes Zoster
    Left Lower Quadrant Pain Left Upper Quadrant Pain

    Herpes zoster is a condition characterized by development of skin rash with blisters. It is a viral disease that promotes development of rash only on one side of the body. Pain is the preliminary sign of herpes zoster. Few days later, skin rashes develop only on one side of the body affecting one or more skin…[9]

Further symptoms


  1. Hypereosinophilic Syndrome, Symptoma
  2. Renal Infarction, Symptoma
  3. Sickle Cell Disease, Symptoma
  4. Chronic Myeloid Leukemia, Symptoma
  5. Splenic Abscess, Symptoma
  6. Pancreatic Adenocarcinoma, Symptoma
  7. Wikipedia: Banti's syndrome, CC-BY-SA-3.0
  8. Empyema, Symptoma
  9. Herpes Zoster, Symptoma