New daily persistent headache (NDPH) is a primary headache disorder, characterized by chronic and unremitting daily headache with abrupt onset and more than three months in duration.
We did not find evidence of the abrupt onset and more rapid diagnosis of vaccinated patients that has been reported in Finland 2 and Sweden.
They are attributed to the sudden decrease in circulating oestrogen levels, and due to their abrupt onset, they are more bothersome than the symptoms developed during natural menopause.
In the only published study comparing chikungunya and dengue clinical manifestations in Thailand, the onset of symptoms was more abrupt; the febrile course was shorter; and maculopapular rashes, conjunctival injection, and arthralgia were significantly more frequent than in dengue (12 ).
Although the age of onset of T1DM diabetes is usually in little doubt because of a more abrupt presentation, it is possible that the age of onset of T2DM was in fact earlier than recognized.
The acute viral gastroenteritis was considered as abrupt onset of diarrhoea (three or more episodes of watery stool in a period of 24 h) and/or vomiting with or without fever.
The onset of vascular dementia may be more abrupt and the course more stepwise compared to Alzheimer's disease.
We defined ISSNHL as an acute unilateral deafness, with an abrupt onset (generally within 3 days), of more than 30 dB hearing loss at three consecutive frequencies [ 10].
Abrupt onset, often with ketoacidosis, is most frequent during childhood, a more modest onset is more frequent in adolescents and younger adults, and among adults and elders a slowly progressive onset, termed LADA, is frequent (3, 4, 11, 12).
The abrupt onset of upwellings, starting over CPN, with more to the west, suggests that some kind of boundary between quiet and disturbed regions may have existed.
