Early persecutions were sporadic, caused by local conditions and dependent on the attitude of the governor.
Alternatively, it may be that the majority of PHP1b is indeed sporadic, caused by epimutations without direct genetic cause.
Two main forms of CL have been described for more than a century in Algeria, the zoonotic, caused by L. major and the sporadic, caused by L. infantum.
In humans, most cases of HPE are sporadic, caused by chromosomal abnormalities or syndromic disorders and generally incompatible with life (Kauvar and Muenke, 2010).
Although PS38 seems to be a sporadic cause of pneumococcal disease worldwide, temporal trends of increasing incidence were not appreciated.
Clinical issue The clinical pathology of amyotrophic lateral sclerosis (ALS) includes the selective degeneration of both upper and lower motor neurons in the spinal cord and cerebral cortex that can originate from either genetic or sporadic causes.
The strike had disrupted everyday life in the capital, with street demonstrations and sporadic violence causing Dhaka's denizens to curb their normal routines.
The United States eliminated measles transmission in 2000, but since then there have been sporadic outbreaks caused by infected travelers.
Most cases are sporadic and caused by de novo PHOX2B gene mutations, which are usually polyalanine repeat expansions.
