The firm said its growth was driven in part by increasing sales volumes of its gastrointestinal PancraGen business and endocrine ThyGeNext/ThyraMir business.
With the approval of its ThyraMIR diagnostic assay, the firm said that physicians will have access to its thyroid product suite across several specimen types.
For full-year 2018 the firm's revenues rose 38 percent to $21.9 million from $15.9 million a year ago.
The company posted $25.8 million in revenues for the quarter, up from $19.6 million a year ago, as total genomic test volume grew 28 percent to 9,154 tests.
Onkos Molecular Diagnostics is looking for a US partner to commercialize its 11 miRNA-based mir-THYpe test, which it believes offers advantages over tests on the market.
The company beat the consensus Wall Street estimate on the top line and guided to 2018 revenues of between $21 million and $22 million.
The firm said genomic testing volume rose 23 percent year over year, and raised its revenue guidance for full-year 2018.
The test is designed to analyze a panel of 112 genes to help in the diagnosis of thyroid nodules with indeterminate fine-needle aspiration cytology.
The firm will begin selling its ThyGeNext thyroid cancer diagnostic tool to physicians in New York and Pennsylvania in combination with ThyraMir.
The partners will evaluate the company's hTERT in vitro diagnostic for its ability to differentiate benign thyroid nodules from cancerous ones.