Ulceration in Rheumatic Disease
Fig. 8.1 Aphthous ulcer on the lower lip shows a fibrinous base Fig. 8.2 Right leg image shows pyoderma gangrenosum with an undermined ulcer Reactive arthritis or Reiter’s syndrome (RS)…
Genital Involvement as a Result of Reactive Arthritis
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…
Keratoderma Blennorrhagica as a Result of Reactive Arthritis
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)…
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…
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…
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…
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…
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…
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…
