The most commonly used inventory valuation methods under a perpetual system are: 1  first-in first-out (FIFO) 2  last-in first-out (LIFO) 3  highest in,first out (HIFO) 4  average cost or weighted average cost.
More Information About Eyebrow lump. List of 6 causes of Eyebrow lump. This section shows a full list of all the diseases and conditions listed as a possible cause of Eyebrow lump in our database from various sources. 1  Acne vulgaris. 2  Dermoid cyst. 3  Folliculitis.  Malignant melanoma.
Thus resulting shedding of scalp hair & thin eyebrows. Another potent reason responsible for thin eyebrows are frequent hair waxing from the brows. Frequent waxing, plucking or threading of hair from the eyebrows lead to the progression of the medical condition called traction alopecia.