case_images: PMC11762445_01
case_images: Photographs of the patient before treatment with ixekizumab (a) frontal view of the patient showing psoriasiform lesions according to Blaschko lines. The lesions are confined to the right half of the body, (b) posterior view of the patient showing psoriasiform lesions according to Blaschko lines. The lesions are confined to the right half of the body, (c) right side of the patient, (d) right hand of the patient, (e) right arm of the patient, (f) right upper body of the patient.
case_images: PTT-15-23-g0001.jpg
case_images: PMC11762445_01_PTT-15-23-g0001.jpg
case_images: f0001
case_images: The sharp border along the anterior median line, which did not extend to the other half of the body, was notable (Figure 1a-f).
case_images: Histopathology of skin lesions before treatment. (a, b) psoriasiform epidermal hyperplasia characterized by alternating ortho- and parakeratosis with neutrophils.
case_images: PTT-15-23-g0002.jpg
case_images: PMC11762445_01_PTT-15-23-g0002.jpg
case_images: f0002
case_images: A skin biopsy revealed psoriasiform epidermal hyperplasia characterized by alternating ortho- and parakeratosis (Figure 2a and b).
case_images: Full body and close-up images of the patient 16 weeks after initial treatment with Ixekizumab. (a) Frontal view of the patient after treatment showing postinflammatory hyperpigmentation, (b) right side of the patient after treatment showing postinflammatory hyperpigmentation, (c-e) close up images of the right side trunk and arm of the patient, (f) right hand of the patient.
case_images: PTT-15-23-g0003.jpg
case_images: PMC11762445_01_PTT-15-23-g0003.jpg
case_images: f0003
case_images: Furthermore, it was observed that the fingernail of the third digit on the right continued to exhibit distal onycholysis. (Figure 3a-f).
case_images: Full body and close-up images of the patient under treatment with Ixekizumab. (a, b) Posterior view and right side of the patient showing discrete postinflammatory hyperpigmentation, (c) right forearm of the patient showing discrete postinflammatory hyperpigmentation, (d) close up image of the right hand showing discrete oil-drop sign on nail, (e) frontal view of the patient without signs of psoriasis.
case_images: PTT-15-23-g0004.jpg
case_images: PMC11762445_01_PTT-15-23-g0004.jpg
case_images: f0004
case_images: The pictures of the patient can be seen in Figure 4. 