Essential (primary) hypertension: I10. In ICD-9, essential hypertension was coded using 401.0 (malignant), 401.1 (benign), or 401.9 (unspecified). ICD-10 uses only a single code for individuals who meet criteria for hypertension and do not have comorbid heart or kidney disease.
Symptoms & Signs. Swelling of the lips can arise due to different conditions. Trauma or injury to the lip and mouth area is an obvious cause of swollen lips. Allergic reactions, either to foods, medications, or other substances, can often be accompanied by swelling of the lips. Angioedema is a condition in which there is swelling of the tissue beneath the skin, and this is often concentrated around the eyes and lips.
Lip swelling is the enlargement or distention of one or both lips due to fluid buildup or inflammation within the lip tissue. Lip swelling may also be referred to as lip edema. A variety of mild to serious disorders, diseases and conditions can lead to lip swelling. Swelling can result from infections, inflammation, trauma or malignancy (cancer).