Search Results for: sarcoidosis

Therapeutic Strategies in Dermatology

Sweet’s Syndrome (Acute Febrile Neutrophil Dermatosis): Key Points

Key Points Indurated, often painful, erythematous nodules are the characteristic skin lesion that marks Sweet’s syndrome. Skin lesions may be bullous or cellulitis-like (pseudocellulitic) in appearance. Skin lesions of Sweet’s syndrome are often…

Therapeutic Strategies in Dermatology

Rosacea: Key Points

Key Points Rosacea has four different clinical presentations: erythemato-telangiectatic, papulo-pustular, phymatous, and ocular. It is essential to correctly identify the subtype of rosacea in order to select the appropriate medical or surgical…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…nulomatous + 10.95.3B: Collection of epithelioid histiocytes, some multinucleate, surrounded by infiltrates of lymphocytes = Sarcoidosis Sarcoidosis may present itself as numerous “naked tubercles” (sarcoidal granulomas) or as tubercles…

Differential Diagnosis in Dermatopathology

Discussions

…s present themselves in the skin, the likelihood is that other organs are involved by the disease concurrently. The cause of sarcoidosis is not known. Granulomatous dermatitides that may be indistinguishable histopathologically from sarcoidosis are…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…fectious diseases such as rosacea and its variant, perioral/periocular dermatitis. Curiously, the granulomas of subcutaneous sarcoidosis tend to be tuberculoid in character and, episodically, granulomas of sarcoidosis restricted to the dermis may be…

Histologic Diagnosis of Inflammatory Skin Diseases

Leprosy

…ytic infiltrates. “Naked” tubercles, known also as sarcoidal granulomas because they are seen stereotypically in sarcoidosis, appear also in conditions as remote from sarcoidosis as silica granulomas and berylliosis. In a sense,…

Histologic Diagnosis of Inflammatory Skin Diseases

Study By Disease

…(Quiz #378) Rosacea (Quiz #661) Rosacea and sarcoidosis, concurrent (Quiz #379) Rosacea, extrafacial and facial (Quiz #494) Sarcoidosis (Quiz #196) Sarcoidosis (Quiz #380) Sarcoidosis (Quiz #385) Sarcoidosis (Quiz #602) Sarcoidosis (Quiz #662)…

Underneath the “apple jelly”

Underneath the “apple jelly”

…osis Clinical course Chest CT revealed bilateral hilar lymphadenopathy. The patient was referred to pulmonology, and Stage I sarcoidosis was diagnosed. Answer and explanation Sarcoidosis is an idiopathic multisystemic granulomatous disease that…

Histologic Diagnosis of Inflammatory Skin Diseases

Cells That Mediate Inflammation (Inflammatory Cells)

…considered to be different, morphologically and immunologically, from tuberculoid granulomas. In actuality, some examples of sarcoidosis exhibit dense infiltrates of lymphocytes around collections of epithelioid histiocytes, e.g., some lesions of…