The clinical features include: … Guttate psoriasis is a skin condition in which small, droplet-shaped, red patches appear on the arms, legs, scalp, and trunk. You usually get the patches on your elbows, knees, scalp, back, face, palms and feet, but they can show up on other parts of your body. Chronic plaque psoriasis (including scalp psoriasis, flexural psoriasis, and facial psoriasis) is the most common form, affecting 80–90% of people with psoriasis. Differential diagnosis ... Guttate psoriasis is more common in children and adolescents. Enzo Errichetti, Giuseppe Stinco, Dermoscopy in differential diagnosis of palmar psoriasis and chronic hand eczema, The Journal of Dermatology, 10.1111/1346-8138.13142, 43, 4, … Incidence: 5.00 cases per 100,000 person-years; Psoriasis is a skin disease that causes itchy or sore patches of thick, red skin with silvery scales. In this study, PLC and GP lesions were examined using dermoscopy, and the significance of s … Psoriasis is a chronic inflammatory disease that affects primarily the skin and joints. The PASI score is the ‘Psoriasis Area and Severity Index’, and is mainly used for evaluating the effect of interventions in clinical trials. - Guttate psoriasis 1 - Guttate psoriasis 2 - Pityriasis rosea dark skin - Pityriasis rosea trailing scale - Pityriasis rosea with herald patch - Tinea corporis - multiple lesions - Tinea corporis 3 - Papular secondary syphilis - Palmar rash secondary syphilis - Pityriasis lichenoides chronica - Nummular eczema legs - Nummular eczema legs 2 - Viral exanthem close view Clinical differentiation between pityriasis lichenoides chronica (PLC) and guttate psoriasis (GP) may sometimes be a difficult task, which often requires histological analysis to reach a definitive diagnosis. Other forms of psoriasis include: Guttate psoriasis. The differential diagnoses of guttate psoriasis include tinea corporis, secondary syphilis, nummular eczema, and pityriasis rosea. The plaques aren’t as thick and the lesions are less scaly. 1 The condition is triggered and worsened by some medications, infections, skin trauma, obesity, and stress, and those suffering from psoriasis are at higher risk for both cardiovascular disease and depression. The second most common form is localized pustular psoriasis of the palms and soles. The pustules are not contagious but are the result of sudden and extreme autoimmune inflammation. Viral exanthema should also be considered. It is calculated as follows: Differential diagnosis. Skin biopsy is more informative. 3 Skin scrapings and nail clippings may be requiredto exclude tinea. The differential diagnosis for guttate psoriasis includes lymphomatoid papulosis, pityriasis rosea, pityriasis lichenoides chronica, tinea versicolor, and secondary syphilis, although these conditions often have distinctive presentations . 2. Plaque psoriasis may be confused with: Discoid dermatitis (more itch, vesicles, dry rather than plate-scale) The keywords used were psoriasis, plaque psoriasis, differential diagnosis, diagnosis, and papulosquamous lesion s. Reviews and original articles published up to 1 September 2020, including case reports, assessing the description of the clinical presentations and differential diagnosis for psoriasis, were included. Plaque psoriasis shows slightly different symptoms in kids. A careful history should be taken to exclude certain drugs, such as beta-blockers and lithium, which may cause an eruption similar to that of guttate psoriasis. Table 1. Differentiating features. You usually get the patches on your elbows, knees, scalp, back, face, palms and feet, but they can show up on other parts of your body. Differential diagnosis Discoid eczema . The differential diagnosis includes pityriasis rosacea, tinea corporis, secondary syphilis, pityriasis lichenoides chronica, nummular dermatitis, and drug eruptions. Epidemiology. The differential diagnosis of psoriasis includes dermatological conditions similar in appearance such as discoid eczema, seborrheic eczema, pityriasis rosea (may be confused with guttate psoriasis), nail fungus (may be confused with nail psoriasis) or cutaneous T cell lymphoma (50% of individuals with this cancer are initially misdiagnosed with psoriasis). Nail psoriasis. These variants to 6 can be differentiated from the common plaque type by morphology. Differential diagnosis of psoriasis including plaque psoriasis, guttate psoriasis, palmoplantar psoriasis and flexural psoriasis. Differential diagnoses include atopic der- It may be precipitated by a streptococcal infection 2-4 weeks prior to the lesions appearing. The keywords used were “psoriasis,” “plaque psoriasis,” “differential diagnosis,” “diagnosis,” and “papulosquamous lesions.” Reviews and original articles published up to 1 September 2020, including case reports, assessing the description of the clinical presentations and differential diagnosis for psoriasis, were included. The disease however can be confused with many other entities. 1 Below is a review and update on the assessment, diagnosis, and treatment of psoriasis. It affects the face more in children than it does adults and it often appears in the nappy and flexural region when they are still in infancy. Guttate psoriasis is characterised by multiple small 'tear drop' lesions that tend to affect most of the body. Conditions to consider in the differential diagnosis of guttate psoriasis 1,2; Disease. It accounts for 2% of the total cases of psoriasis (1). Differential diagnosis. Summary. Background: Psoriasis is an inflammatory skin disease presenting with erythematous and desquamative plaques with sharply demarcated margins, usually localized on extensor surface areas. The disease manifests following exposure to various triggers (e.g., infection, medication). Important for differential diagnosis, the uniform distribution of the red dots within the lesion represents the dermoscopic hallmark of psoriasis. The diagnosis of psoriasis can be made by clinical observation without laboratory tests in most cases. Von Zumbusch psoriasis, also known as acute generalized pustular psoriasis, is a rare type of psoriasis characterized by white, pus-filled blisters (pustules). Lesions are less well defined and may be exudative or crusted, lack ‘candle grease’ scaling, ... 2 Throat swabbing for β-haemolytic streptococci is needed in guttate psoriasis. 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