Search Results for: suppuration

Histologic Diagnosis of Inflammatory Skin Diseases

Our Definition of “Inflammation” and “Inflammatory Disease”

…istiocytes and later fibrocytes. A caricature of that phenomenon is what follows on rupture of an infundibular cyst, namely, suppuration, granulomatous infiltration, and fibrosis; of course, a plug of corneocytes in an infundibulum and a bolus of…

Histologic Diagnosis of Inflammatory Skin Diseases

Arthropod assaults

…S. Dermatoses from ticks. J Am Acad Dermatol 2003;49:363-92; quiz 393-6. Shim H, Phelps RG. Intravascular fibrin thrombi and suppuration as a clue to tick bite reaction. J Cutan Pathol. 1997;24:124. (abstract) Zhu YI, Stiller MJ. Arthropods and skin…

Histologic Diagnosis of Inflammatory Skin Diseases

Cat-scratch disease

…d the lymph nodes of patients affected by cat-scratch disease, it being found especially in macrophages and free in zones of suppuration and necrosis. Isolation of the organism from the blood of patients has been recorded. Bibliography Bibliography…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ry to a suppurative infundibulitis. In some lesions of Behçet’s disease, however, especially those situated on a face, suppuration is centered in and around infundibula. 10.8.2A: Vasculitis, small vessel, neutrophilic + 10.8.2B: Dense…

Histologic Diagnosis of Inflammatory Skin Diseases

Deep fungal infections

…dradenitis suppurative, basically, are suppurative infundibulitides associated with granulomatous inflammation and fibrosis. Suppuration in infundibula eventuates often in draining sinuses. No organisms are demonstrable because the process essential…

Differential Diagnosis in Dermatopathology

Discussions

…houses a thrombus and is situated in a septum in the subcutaneous fat Coagulation necrosis of adipocytes in conjunction with suppuration in lobules. Later clinical lesions of nodular vasculitis are dusky nodules that ulcerate and heal with…

Erythema multiforme and erythema nodosum lesions with cervical lymphadenopathy

Erythema multiforme and erythema nodosum lesions with cervical lymphadenopathy

…pharyngitis and treated unsuccessfully with beta-lactam antibiotics. The most common complication in this form is lymph node suppuration. Skin lesions and lymphadenopathy following contact with an infected animal or tick bite should suggest an…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ase in nodular vasculitis, where the arteritis induces extensive fat necrosis in adjacent lobules, followed, in sequence, by suppuration, granulomatous inflammation, and fibrosis. 10.84.2A: Vasculitis, large-vessel, mixed-cell + 10.84.2B: A mix of…