The phrase "alteration is usually" is correct and usable in written English.
It can be used when discussing the frequency or commonality of changes or modifications in a particular context.
Example: "In the fashion industry, alteration is usually necessary to ensure a perfect fit for each customer."
Alternatives: "changes are often" or "modifications are typically".
The alteration is usually carried out by allowing the bob to rest upon a nut that can be screwed up or down the pendulum rod.
Although this genetic alteration is usually described as exclusive with EGFR or KRAS mutations, in our series, this patient also harbors KRAS mutation (BM73).
Because cardiac death is a consequence of a complex interaction between the autonomic nervous system, a myocardial substrate altered in the course of disease processes, and myocardial vulnerability leading to arrhythmogenic or ischemic response, the presence of a single cardiac alteration is usually not sufficient to trigger cardiac death (Zareba et al. 2001).
Many genes, however, displayed altered expression in both types of lesions, and in these cases the alterations were usually concordant in terms of direction, but those observed in the nonpolypoid lesions were less dramatic.
Clinical and neuroradiological alterations are usually reversible, although an ischemic evolution is possible; thus, a prompt treatment is necessary to prevent irreversible brain damage [7].
The most serious altercations are usually between baboons of close rank; but baboons low on the totem pole get bullied all the time by higher-ups looking for an ego boost.
The HER2 gene was amplified in most cases without evidence of polysomy, whereas both HER3 and HER4 gene alterations were usually found in combination with polysomic gene status.
These genetic alterations are usually the only aberrations in these neoplasms at the time of diagnosis and treatment is in fact most of the times effective.
However, these techniques are primarily dependent on the detection of morphological alterations in the liver, and these alterations are usually only detected in advanced or late-stage fibrosis, such as cirrhosis [ 8].
