lepidic

lepidic

 [lĕ-pid´ik]
pertaining to scales.

le·pid·ic

(lĕ-pid'ik),
Relating to scales or a scaly covering layer.
[G. lepis (lepid-), scale, rind]

lepidic

/le·pid·ic/ (lĕ-pid´ik) pertaining to scales.

lepidic

Referring to growth—in particular of a tumour—along an alveolar or alveolus-like structure.

Example
The “classic” lepidic growth is that of bronchioloalveolar carcinoma in the terminal airways of the lungs.

le·pid·ic

(lĕ-pid'ik)
Relating to scales or a scaly covering layer.
[G. lepis (lepid-), scale, rind]

lepidic

pertaining to scales.
References in periodicals archive ?
Subtype groups with the most frequent PD-L1 expression included solid (25 of 36; 69%), micropapillary (7 of 14; 50%), and lepidic (11 of 23; 48%).
There was also a focal lepidic pattern of growth seen at the periphery of the specimen.
In lung adenocarcinoma, nuclear maspin was shown to be a typical feature of the lepidic growth pattern, whereas increased and combined nuclear and cytoplasmic maspin followed by the loss of maspin characterized the invasive phenotype [31].
DISCUSSION: Bronchiolo-Alveolar carcinoma, now termed as lepidic predominant adenocarcinoma is a slow growing malignancy which can have varied presentations.
In addition, bronchorrhea and the unusual pattern of lepidic growth of the bronchoalveolar carcinoma can worsen hypoxaemia by impairing diffusion capacity of oxygen.
It is defined as a primary lung cancer in a peripheral location and growing in a lepidic (scalelike) style by the alveolar septae without parenchymal, vascular or pleural invasion [3].
At this point, radiologic ground-glass lesions that ultimately have lepidic architecture will be slightly raised relative to the adjacent lung parenchyma and have a slight difference in color.
4) Three major categories that require separate staging criteria include adenocarcinoma in situ (AIS), minimally invasive adenocarcinoma, and invasive, lepidic predominant adenocarcinoma (MIA).
Finally, the histologic features and differential diagnoses of lepidic tumors, and reactive and benign lesions were reviewed in much detail.
The only discrepant case in our study was a lung biopsy from a patient with a diagnosis of adenocarcinoma with lepidic pattern.
EGFR mutations are found more often in tumors with lepidic, papillary, micropapillary, and acinar growth patterns, whereas ALK rearrangement is associated with solid, signet ring, and mucinous phenotypes.
Tumors with an original diagnosis of bronchioloalveolar carcinoma were reclassified as adenocarcinoma with lepidic growth pattern per the 2015 World Health Organization criteria.