Livedo Reticularis
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…
Skin Manifestations of Neonatal Lupus Erythematosus
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…
Erythema Nodosum
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…
Approach to Patients with Skin Manifestations
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…
Use of Biopsy
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…
Capillaroscopy
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…
Chilblain Lupus Erythematosus
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…
