Fig. 17.1 Reactive arthritis – comparison of psoriasis (a) and reactive arthritis syndrome (B, balanitis circinata) involving the glans penis. Note the highly characteristic coalescence of lesions in this case…
Fig. 18.1 Reactive arthritis – erosions on tongue (Reprinted from Wu IB, Schwartz RA. Reiter’s syndrome: The classic triad and more. J Am Acad Dermatol 2008;59:113–121. With permission from Elsevier)…
Fig. 4.1 Livedo reticularis of the bilateral lower extremities It is important to distinguish LR from livedo racemosa, a distinct entity characterized by a violaceous, irregular net-like pattern that is…
Fig. 25.1 Periorbital and inguinal distribution pattern of skin lesions of neonatal SCLE in a 2-month-old female baby (left). Single efflorescences appear as annular erythematous and scaly plaques (right). The…
Those not associated with a systemic illness Photosensitive drug eruptions Photoallergic contact dermatitis Polymorphous light eruption and its variants Solar urticaria Those that can be associated with a systemic illness…
Fig. 3.1 Erythema nodosum of limbs: symmetrical, erythematous, tender, rounded and oval nodules The peak incidence is closed to the 20–30 years of age and the sex ratio favours females…
Fig. 11.1 A videocapillaroscope that is used in detecting the microcirculation at the level of the nailfold bed Capillaroscopic Detection of the Early Microvascular Alterations That Are Markers of Secondary…
Clinical presentation Biopsy technique Biopsy site Direct immunofluorescence biopsy site Comments Blisters/bullae Punch biopsy Edge of the blister or entire blister Punch biopsy of perilesional skin or normal skin adjacent…
Fig. 2.1 Chilblain lupus erythematosus. (a) Symmetrically distributed, violet lesions with single erythematous papules and plaques involving acral locations of fingers. (b) Circumscribed, papulonodular, painful, bluish-red lesions at distal part…
