Morphological Diversity of Pretibial Myxedema and Its Mechanism of Evolving Process and Outcome: A Retrospective Study of 216 Cases

Figure 3

Diffuse swelling variant. (a) Well-circumscribed, erythematous, and nonpitting diffuse swelling (thickening when touched) of skin at the half extensors of lower legs. (b) Scaly, red, irregular circumscribed, and nonpitting diffuse swelling with orange peel-like appearance at lower two-thirds circumference of lower legs. (c) Ill-defined, erythematous, papules-and-bloody-crust scattered, and nonpitting diffuse swelling with local hypertrichosis at the lower two-thirds extensors of lower legs. (d) Scarlet, bloody crust, and nonpitting swelling of skin with atrophic scars at the lower three-fourths circumference of lower legs.

(a)

(b)

(c)

(d)