nodule

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Related to Nodules: rheumatoid nodules, vocal nodules

nodule:

see concretionconcretion,
mass or nodule of mineral matter, usually oval or nearly spherical in shape, and occurring in sedimentary rock. It is formed by the accumulation of mineral matter in the pore spaces of the sediment, usually around a fossil or fossil fragment acting as a nucleus.
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nodule

[′näj·ül]
(anatomy)
A small node.
A small aggregation of cells.
(botany)
A bulbous enlargement found on roots of legumes and certain other plants, whose formation is stimulated by symbiotic, nitrogen-fixing bacteria that colonize the roots.
(geology)
A small, hard mass or lump of a mineral or mineral aggregate characterized by a contrasting composition from and a greater hardness than the surrounding sediment or rock matrix in which it is embedded.
(medicine)
A primary skin lesion, seen as a circumscribed solid elevation.

nodule

1. any of the knoblike outgrowths on the roots of clover and many other legumes: contain bacteria involved in nitrogen fixation
2. Anatomy any small node or knoblike protuberance
3. a small rounded lump of rock or mineral substance, esp in a matrix of different rock material
References in periodicals archive ?
The differential diagnosis of malignant or benign thyroid nodules was based on the results obtained from CEUS and compared with high resolution US (HRUS).
Before ordering any tests at all, an astute clinician can have a pretty good idea as to whether a palpable thyroid nodule is at higher or lower risk for being malignant based upon the patient's history and physical examination, Michael T.
Our goals were (1) to determine the incidence of carcinoma in multinodular goiters that necessitated surgical resection and (2) to compare the incidence of carcinoma arising in dominant and nondominant nodules.
sup][51],[52],[53],[54] Two cases of needle track seeding were described after RFA for thyroid nodules that were proven to be BTNs by FNA.
15,26,27) Solid nodules smaller than 8 mm are less likely malignant and may be followed with serial imaging.
Conclusion: Accuracy of a new sonographic classification system in differentiating benign from malignant solid thyroid nodules, while keeping FNAB as gold standard was high and is recommended for diagnosis of malignant solid thyroid nodules.
Tessler and a national committee of experts published guidelines for an ultrasound-based risk stratification system to identify nodules that warrant biopsy or sonographic follow-up.
LungDirect registers incidental pulmonary nodules and screening patients to a dashboard and makes a user aware of these patients so they can be followed and treated according to standard clinical care guidelines.
Bacteria were isolated from surface-sterilized nodules using the standard procedure (Vincent, 1970) and cultured in yeast extract-mannitol agar (YMA) medium.
In interviews, 15 primary care clinicians who care for patients with pulmonary nodules expressed concerns about limitations in time, knowledge, and resources, as well as a fear about such patients "falling through the cracks.
The objective of this retrospective cohort study was to investigate the diagnostic accuracy of US-guided FNAC for thyroid nodules that were classified into several size categories ([less than or equal to] 0.