| LP227799-6 | Blood group antigens tested for | COMPONENT | 1 |
| LP227800-2 | Blood product given | COMPONENT | 1 |
| LP227801-0 | Blood product units given | COMPONENT | 1 |
| LP227802-8 | Blood product.other given | COMPONENT | 1 |
| LP227803-6 | BMPR1A gene mutation analysis limited to known familial mutations | COMPONENT | 1 |
| LP227804-4 | Bombus terrestris Ab.IgE.RAST class | COMPONENT | 1 |
| LP227806-9 | Botrytis cinerea Ab.IgE.RAST class | COMPONENT | 1 |
| LP227807-7 | Bougainvillea Ab.IgE.RAST class | COMPONENT | 1 |
| LP227808-5 | Bouteloua gracilis Ab.IgE.RAST class | COMPONENT | 1 |
| LP227809-3 | Bovine serum albumin Ab.IgE.RAST class | COMPONENT | 2 |
| LP227810-1 | Bovine serum albumin leukotriene release | COMPONENT | 1 |
| LP227811-9 | BRAF gene targeted mutation analysis | COMPONENT | 3 |
| LP227812-7 | Bran wheat Ab.IgE.RAST class | COMPONENT | 1 |
| LP227813-5 | Bran wheat Ab.IgG.RAST class | COMPONENT | 1 |
| LP227814-3 | Bran wheat Ab.IgG4 | COMPONENT | 2 |
| LP227815-0 | Bran wheat Ab.IgG4.RAST class | COMPONENT | 1 |
| LP227816-8 | Brassica napus pollen Ab.IgE.RAST class | COMPONENT | 1 |
| LP227817-6 | Brassica oleracea var botrytis Ab.IgE.RAST class | COMPONENT | 1 |
| LP227818-4 | Brassica oleracea var botrytis Ab.IgG.RAST class | COMPONENT | 1 |
| LP227819-2 | Brassica oleracea var capitata Ab.IgE.RAST class | COMPONENT | 1 |
| LP227820-0 | Brassica oleracea var capitata Ab.IgG.RAST class | COMPONENT | 1 |
| LP227821-8 | Brassica oleracea var gemmifera Ab.IgE.RAST class | COMPONENT | 1 |
| LP227822-6 | Brassica oleracea var gemmifera Ab.IgG.RAST class | COMPONENT | 1 |
| LP227823-4 | Brassica oleracea var italica Ab.IgE.RAST class | COMPONENT | 1 |
| LP227824-2 | Brassica oleracea var italica Ab.IgG.RAST class | COMPONENT | 1 |
| LP227825-9 | Brassica rapa Ab.IgE.RAST class | COMPONENT | 1 |
| LP227826-7 | BRCA1 gene mutation analysis limited to known familial mutations | COMPONENT | 1 |
| LP227827-5 | BRCA1 gene mutations tested for | COMPONENT | 1 |
| LP227828-3 | BRCA1 gene targeted mutation analysis | COMPONENT | 1 |
| LP227829-1 | BRCA1+BRCA2 gene mutations tested for | COMPONENT | 1 |
| LP227830-9 | BRCA1+BRCA2 gene targeted mutation analysis | COMPONENT | 1 |
| LP227831-7 | BRCA2 gene mutation analysis limited to known familial mutations | COMPONENT | 1 |
| LP227832-5 | BRCA2 gene mutations tested for | COMPONENT | 1 |
| LP227833-3 | BRCA2 gene targeted mutation analysis | COMPONENT | 1 |
| LP227834-1 | Brilliant black BN leukotriene release | COMPONENT | 1 |
| LP227835-8 | Bromazepam cutoff | COMPONENT | 2 |
| LP227836-6 | Bromelin Ab.IgE.RAST class | COMPONENT | 1 |
| LP227837-4 | Bromelin MUXF3 Ab.IgE.RAST class | COMPONENT | 1 |
| LP227838-2 | Bromus inermis Ab.IgE.RAST class | COMPONENT | 1 |
| LP227839-0 | Broussonetia papyrifera Ab.IgE.RAST class | COMPONENT | 1 |
| LP227840-8 | BTD gene targeted mutation analysis | COMPONENT | 1 |
| LP227841-6 | BTK gene mutation analysis limited to known familial mutations | COMPONENT | 1 |
| LP227842-4 | BTK gene targeted mutation analysis | COMPONENT | 1 |
| LP227843-2 | Budgerigar droppings Ab.IgE.RAST class | COMPONENT | 2 |
| LP227844-0 | Budgerigar feather Ab.IgE.RAST class | COMPONENT | 2 |
| LP227845-7 | Budgerigar serum proteins Ab.IgE.RAST class | COMPONENT | 2 |
| LP227846-5 | Buprenorphine cutoff | COMPONENT | 3 |
| LP227847-3 | buPROPion cutoff | COMPONENT | 1 |
| LP227848-1 | Butabarbital cutoff | COMPONENT | 2 |
| LP227849-9 | Butalbital cutoff | COMPONENT | 2 |