Signature Configurations. Who We Are. Since 1965, SANDPIPER, a Warren Rupp, Inc. brand, has held a leading position in the air-operated double diaphragm (AODD) pump market with the broadest range of pump sizes, types and models that meet the need in a vast array of applications.
Review the available symptom checkers for these symptoms of Common Variable Immunodeficiency: 1  Pneumonia -- Symptom Checker. 2  Swollen knee -- Symptom Checker. 3  Swollen ankle -- Symptom Checker.  Swollen wrist -- Symptom 1  Checker. Digestive symptoms -- Symptom Checker.  Enlarged spleen -- Symptom 1  Checker. Swollen glands -- Symptom Checker.
Common variable immunodeficiency. Common variable immunodeficiency (CVID) is an immune disorder characterized by recurrent infections and low antibody levels, specifically in immunoglobulin (Ig) types IgG, IgM and IgA. Generally symptoms include high susceptibility to foreign invaders, chronic lung disease, and inflammation and infection of the gastrointestinal tract.