adj.原因不明的；隐原性的

The exact cause of her sudden cardiac arrest remains cryptogenic, as all tests have come back negative.
她突然的心脏骤停的确切原因仍是个谜，因为所有检查结果均为阴性。
In many cases of epilepsy, the underlying cause is cryptogenic, meaning it cannot be determined with current diagnostic methods.
在许多癫痫病例中，潜在病因是隐源性的，意味着当前的诊断方法无法确定其原因。
His unexplained stroke was categorized as cryptogenic until further investigations could reveal more information.
他的原因不明的中风被归类为隐源性，直到进一步调查能揭示更多信息。
A significant proportion of patients with idiopathic pulmonary fibrosis have what's known as cryptogenic fibrosing alveolitis.
相当一部分特发性肺纤维化患者存在所谓的隐源性肺泡纤维化。
Despite extensive research, the etiology of certain types of migraines can be cryptogenic, leaving doctors and scientists puzzled.
尽管进行了广泛的研究，某些类型的偏头痛的病因可能是隐源性的，这让医生和科学家感到困惑。
Cryptogenic organizing pneumonia is a rare lung disease where the cause often remains unknown.
隐源性机化性肺炎是一种罕见的肺部疾病，其病因往往未知。
The patient's case of Parkinsonism was deemed cryptogenic after numerous medical evaluations failed to identify any clear causative factors.
经过多次医学评估未能识别出任何明确的致病因素后，该患者的帕金森综合症被认为属于隐源性。
The patient had cryptogenic liver cirrhosis; despite extensive testing, no specific cause for the condition could be identified.
该患者患有隐源性肝硬化，尽管做了大量检测，但仍未找到导致该状况的具体原因。
The infant's hearing loss was cryptogenic, as no prenatal or postnatal factors were found to explain it.
婴儿的听力损失是隐源性的，因为没有发现任何产前或产后因素来解释这一情况。
The doctor diagnosed the patient with cryptogenic stroke due to the absence of any identifiable risk factors or causes.
由于未发现任何可识别的风险因素或原因，医生诊断患者为隐源性脑卒中。