melanosis उदाहरण वाक्य
उदाहरण वाक्य
- As the result of 900 phthisis, calculous phthisis, cancerous phthisis, tubercular phthisis, glandular phthisis and phthisis with melanosis.
- Currently, the preferred imaging modality for diagnosis of neurocutaneous melanosis is Magnetic Resonance Imaging, although ultrasound is another viable option.
- As most patients with neurocutaneous melanosis are asymptomatic, those who are diagnosed through MR imaging are not guarantied to develop symptoms.
- Imaging has been shown to be the only reliable detection method for the presence of neurocutaneous melanosis that can be performed in living patients.
- Neurocutaneous melanosis is characterized by the presence of congenital melanocytic nevi on the skin and melanocytic tumors in the leptomeninges of the central nervous system.
- Smoker's melanosis is found in India, Italy, Japan, Nigeria, Sweden, Turkey, USA, and several other countries.
- The signal due melanin deposits in the leptomeninges typical of neurocutaneous melanosis can be easily detected in MRI scans of patients under 4 months old.
- Once a patient with neurocutaneous melanosis becomes symptomatic, little can be done to improve prognosis as there is no effective treatment for the disorder.
- The presence of a Dandy-Walker malformation along with neurocutaneous melanosis, as occurs in 10 % of symptomatic patients, further deteriorates prognosis.
- The abnormalities of the leptomeninges during fetal development due to neurocutaneous melanosis may be the cause of this increased incidence of the Dandy-Walker malformation.