The phrase "a clear precipitating" is correct and usable in written English.
It can be used in contexts where you are describing a specific cause or factor that leads to an event or situation, particularly in scientific or analytical discussions.
Example: "The researchers identified a clear precipitating factor in the outbreak of the disease."
Alternatives: "a distinct triggering" or "an evident cause".
Acute insomnia usually has a clear precipitating cause, like stress, anxiety, conflict, grief or a medical condition or medication with side effects.
Over the subsequent weeks, and without a clear precipitating factor, he developed further medial pain.
Initially the weakness episodes had a frequency of about three times per week, without having a clear precipitating factor.
A clear precipitating factor, such as high carbohydrate load, acute upper respiratory tract infection, strenuous exercise, high-salt diet, or the use of steroids or bronchodilators, was identified in only 34% of TPP patients.
All patients of any age with an acute clinical deterioration of presumed cirrhosis (elevated bilirubin > 85 μmol/L, or/and increasing ascites or/and hepatic encephalopathy < grade 2) related to a clear precipitating event (infection, bleeding, alcoholic hepatitis, exposure to hepatotoxins) were included and data were collected retrospectively and prospectively.
Although as a clinical syndrome CFS and PCF show strong similarities, in PCF a clear precipitating moment can be identified that provoked fatigue, namely the diagnosis of cancer and its subsequent treatment.
Not long before this, I had begun to suffer from a cacophony of noises and ringing in my ears, and all over and within the inside of my head, without any clear precipitating event.
Most TPP patients have only subtle clinical signs/symptoms of thyrotoxicosis and only a small fraction has clear precipitating factors.
The Kurds emerged as political kingmakers after March elections failed to produce a clear winner, precipitating a deadlock between Mr. Maliki's Shiite coalition and the group led by Mr. Allawi, which narrowly won the most seats in Parliament.
There was no clear precipitating factor.
In some patients, no clear precipitating factor can be identified.
