The phrase "atypical form" is correct and usable in written English.
It can be used to describe something that deviates from the usual or expected structure or appearance.
Example: "The artist's latest work showcases an atypical form that challenges traditional artistic conventions."
Alternatives: "unusual shape" or "nonstandard structure".
He believes the condition should be recognised as an atypical form of development, like left handedness, but not cured.
And yet, in typically atypical form, Ferrer has turned in his best season.
The atypical form of BSE that is caused by protein mutation also occurs in humans.
I'm not sure.' " Eventually, the neurology team decided that Lucy had an atypical form of multiple sclerosis, one that caused unusual neurological symptoms and was present in the spinal cord but not the brain.
I was misdiagnosed with various maladies, including A.D.H.D. Then I underwent two sleep studies and, finally, was found to have an atypical form of narcolepsy.
Others, having greater resistance, exhibit symptoms of the disease in only a mild or atypical form, and infection in these individuals may not be clearly recognizable.
In contrast, shamanism was excluded among the Khalkha-Mongolian and eastern Buryat, who became Buddhists, and among the Kazakh and Kyrgyz who adopted Islam, and it was greatly changed and developed into an atypical form by the Manchurians.
Ketosis-prone diabetes (KPD), an atypical form of diabetes, has emerged as a heterogeneous syndrome in multiple ethnic groups.
The possibility of fluctuation (frequency and duration) of CH attacks itself (or? atypical form) cannot be ruled out.
Specifically, Maejima et al. (2012) reported on a 55-year-old male affected by psychosis who developed psoriasis verrucosa, a rare and atypical form of psoriasis.
Masson tumour (intravascular papillary endothelial hyperplasia) is an unusual benign lesion thought to represent an atypical form of thrombus organisation [61].
