The phrase "an exception to the pattern" is correct and usable in written English.
You can use it when discussing a case or instance that does not conform to a previously established trend or rule.
Example: "While most students performed well on the exam, Sarah was an exception to the pattern, scoring significantly lower than her peers."
Alternatives: "a deviation from the norm" or "an anomaly in the trend".
The Onion, by remaining isolated and out of it for the better part of its first decade of existence, made itself an exception to the pattern.
Their message was that China would be an exception to the pattern of history whereby rising big powers conflict with established ones.
Clay, the other main character of "13 Reasons Why," is the subject of the eleventh tape, but he's an exception to the pattern: Hannah admired him, and noted that he didn't do anything wrong.
And crucial to the vision has been the idea of Britain (or England, for the confusion is persistent) as a haven of freedom, an exception to the pattern of continental despotism.
Germany was an exception to the pattern, but provisional figures for January show that is no longer the case.
However, P. abies does not seem to be an exception to the pattern of LD varying between genes shown in other conifers.
Jonathan Weinberg, co-founder and C.E.O. of the car rental site AutoSlash.com, said holidays can be an exception to the usual pattern of price volatility, which often includes a decline.
That made Colombia an exception to the Latin American pattern of boom-bust volatility.What makes Colombia so different from its neighbours?
Only Trinidad and Tobago forms an exception to the migrant dependence pattern, possibly as a result of its domestic tradition of low-wage plantation labor (the World Bank's figure for the second apparent HRC outlier Equatorial Guinea (GHQ) is probably wrong, as press reports indicate a migrant population of one-third of the total population; "Equatorial Guinea," [16]) (Fig. 3).
On issues ranging from foreign affairs to financial reform, Huntsman's proposals have been an honorable exception to the pattern of gimmickry and timidity that has characterized the Republican field's policy forays.
