Definition of cryptogenic in English:



  • (of a disease) of obscure or uncertain origin.

    ‘TTV DNA was also detected more frequently in fulminant hepatitis and persons with cryptogenic liver disease than in symptom-free donors.’
    • ‘Establishing the diagnosis of cryptogenic hemoptysis in the absence of a diagnostic code indicating a likely cause for hemoptysis might also introduce some bias.’
    • ‘They investigated cryptogenic hemoptysis and reported that bronchial inflammation and infection were the most frequently suspected causes.’
    • ‘Compromised host defences have been implicated in the development of cryptogenic abscess and may have a role in the aetiology of most hepatic abscesses.’
    • ‘In 10 to 15% of patients, cryptogenic organizing pneumonia remains a progressive disease despite corticosteroid therapy.’
    • ‘However, cryptogenic organizing pneumonia can occasionally present as acute respiratory distress syndrome and respiratory failure.’
    • ‘In this study, mutation analysis was used to analyze the association of hepatitis C and cryptogenic cirrhosis with hepatic iron concentration.’
    • ‘These comprise all biopsied patients included in our files as cryptogenic fibrosing alveolitis, a term considered equivalent to idiopathic pulmonary fibrosis.’
    • ‘In contrast to the 11.5% of the patients with hepatitis C, only 4.5% of the patients with cryptogenic cirrhosis showed the HFE mutation.’
    • ‘A 56-year-old woman presented with cryptogenic liver cirrhosis, diabetes, hypertension, hypothyroidism, and myelodysplasia.’
    • ‘The cryptogenic subgroup appeared to fare better with warfarin, but investigators believe some of these patients have a tendency to form blood clots in the heart.’
    • ‘When constrictive bronchiolitis occurs with no identifiable cause, it is referred to as cryptogenic constrictive bronchiolitis.’
    • ‘This type of metastatic spread can present as cryptogenic liver failure.’
    • ‘Most of the patients described by these authors likely had cryptogenic organizing pneumonia.’
    • ‘She has suffered from severe cryptogenic epilepsy and autism since birth and has never been able to go on holiday because her condition requires hospital treatment and round-the-clock medical care.’
    • ‘We observed a 63-year-old patient who received a liver allograft for cryptogenic liver cirrhosis in 1998.’
    • ‘On oxygen 24-hours-a-day, the 54-year-old suffers from cryptogenic fibrosing alveolitis.’
    • ‘They are considered symptomatic if there is a known abnormality, cryptogenic if there is presumed but unproven damage, and idiopathic if the disorder is familial or not associated with additional CNS damage.’
    • ‘Eight patients had symptomatic epilepsy and 12 patients had cryptogenic epilepsy.’
    • ‘Both children have the life-threatening cryptogenic cirrhosis.’



/ˌkriptəˈjenik/ /ˌkrɪptəˈdʒɛnɪk/