| Four years later, he obtained uric acid from a gouty tophus. |
| Diagnosis is by removing fluid from an affected joint or tophus and identifying urate crystals under a polarized-light microscope. |
| One swallow does not make a summer, but one tophus makes gout and one crescent malaria. |
| In the time of the kings of Rome the stones were squared, and were of tufa, lapis ruber, tophus. |
| The slides stained with HE and our method were examined with a light microscope for the presence of urate crystals and diagnostic histologic features of gouty tophus. |
| Due to vascularization of the granulation tissue around the tophi, one might even see variable enhancement within the same tophus. |
