Chest discomfort

• Center of the chest, Left side

• Sudden, intense spike of pain

Confusion

or Decreased ability to understand or express language

or Dizziness

Difficulty breathing

• Occurs or worsens with exertion

• Occurs when lying flat, During sleep

• Recurrent

or Swollen neck vein

or Swelling in lower leg

Abdominal pain

• Flank pain

• Severe

or Blood in urine

Irregular heartbeat

Lung cancer

or Stomach cancer

or Colon cancer

or Breast cancer

Systemic Lupus Erythematosus (SLE)