The phrase "an atypical case of" is correct and usable in written English.
It can be used to describe a situation or example that deviates from the norm or is unusual in some way.
Example: "The researchers presented an atypical case of the disease that did not respond to standard treatment."
Alternatives: "an unusual instance of" or "a rare example of".
We present an atypical case of an incidentally identified asymptomatic vidian canal schwannoma.
The data set presented an atypical case of well-documented immune responses in otherwise healthy people.
To present an atypical case of massive ascites and hydrothorax after leuprolide acetate administration in a down-regulated woman undergoing assisted reproduction.
PURPOSE: To describe an atypical case of central nervous system and ocular paracoccidioidomycoses simulating ocular toxoplasmosis in a pregnant woman with acquired immunodeficiency syndrome (AIDS).
Clifford said the California cow is what scientists call an atypical case of BSE, meaning that it didn't get the disease from eating infected cattle feed, which is important.
We describe an atypical case of myocarditis and multiorgan failure from disseminated histoplasmosis in a previously healthy pediatric patient, likely acquired during participation in a mud run.
We report on an atypical case presentation of undifferentiated shortness of breath that was rapidly diagnosed as myopericarditis in the ED by a single test: a 64-section coronary CT angiography in a "triple rule-out" (TRO) protocol.
Case 3 is an atypical case with symptoms of a sinus infection accompanied by a normal sinus computed tomography scan.
Our patient demonstrated an elevated P-ANCA titer with a negative C-ANCA test and is therefore considered a relatively atypical case of granulomatosis with polyangiitis.
We report a clinically atypical case of late P. falciparum malaria that may have been contracted by the bite of an anopheline mosquito captured in the luggage of the patient's visiting friend (7 ).
The man is simply suffering from a not so atypical case of Y chromosome poisoning.
