Ans. A. Scarring* Telogen Effluvium (abbreviated as TE): TE is basically a non-scarring alopecia.* Pattern hair loss or Androgenetic Alopecia is by far the most wide common type of hair loss seen in females as well as in males.* Once the initiating factor is eliminated, it is reversible.* In females, it is the second most common cause of hair loss.* The Patho-physiology underlying TE is best characterized as a premature transfer of hairs from one phase to another i.e. from anagen (growth) phase into the catagen (resting) and telogen (terminal) phases.* Often observed after severe illness, iron deficiency, surgery, nutritional deficiency, childbirth in association with medications and in patients who presents with thyroid disease.