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Wegener's granulomatosis presenting as pyoderma gangrenosum.

We report three cases of Wegener's granulomatosis presenting with cutaneous ulceration resembling pyoderma gangrenosum. Wegener's granulomatosis classically affects the upper and lower respiratory tracts and the kidneys. Skin involvement occurs in up to 50% of patients. Increased awareness that cutaneous involvement can take the form of pyoderma gangrenosum and that it can be a presenting sign may lead to more rapid diagnosis of Wegener's granulomatosis.

Adult

Pyoderma gangrenosum--response to topical nitrogen mustard.

We report a 69-year-old caucasian male patient with long-standing pyoderma gangrenosum; the lesions preceded the appearance of an IgA monoclonal gammopathy by 2 years. A number of systemic treatments, including high dose steroids and immunosuppressive agents, were poorly tolerated and resulted in serious side-effects. The skin and haematological conditions, however, were kept under control for 2 years with regular plasmapheresis. Pyoderma gangrenosum recurred as vascular access became exhausted but new lesions healed completely with topical application of 20% nitrogen mustard.

Administration, Topical

Pyoderma gangrenosum and myelodysplasia.

Pyoderma gangrenosum has been recognized occurring in association with acute and chronic leukaemia. More recently it has been described in patients with myelodysplasia (Jacobs, Palmer & Gordon-Smith 1985). We report a case of pyoderma gangrenosum in a patient with a preceding history of myelodysplasia, illustrating the problem of controlling the skin disease in this condition and the eventual transformation of the myelodysplasia into acute leukaemia. Treatment of the leukaemia resulted in improvement of the skin lesions.

Humans

Malignant pyoderma.

A patient with malignant pyoderma brought into complete remission with immunosuppressive cyclophosphamide treatment after the failure of multiple other therapies is reported. The entity of malignant pyoderma with its clinical characteristics, laboratory and biopsy findings, complications, and modalities of therapy is reviewed.

Adult

Infantile pyoderma gangrenosum.

A six month old female infant with pyoderma gangrenosum is reported. Pyoderma gangrenosum in an infant is rare. The child responded to pulse therapy with intravenous dexamethasone and intralesional triamcinolone acetonide.

Dexamethasone

Postsurgical, chronic, nonprogressive, cutaneous ulcers: a possible variant of pyoderma gangrenosum associated with diabetes mellitus.

Two patients developed persistent ulcers on the trunk after cutaneous surgery. Both had "chemical" diabetes mellitus. Bacteriologic and histopathologic studies of the ulcers were not revealing of cause. The characteristics of the ulcers are described, and are contrasted with typical lesions of pyoderma gangrenosum and Meleney's postoperative progressive synergistic bacterial gangrene. We believe these patients had variant lesions of pyoderma gangrenosum.

Adolescent

Herpes simplex virus isolation from pyoderma gangrenosum lesions in a patient with chronic lymphatic leukemia.

Herpes simplex virus type 2 was isolated and identified from the vesicular border of pyoderma gangrenosum lesions on the genital region of a patient with chronic lymphatic leukemia. Dramatic relief of pain as well as quick disappearance of the vesicular margin of the lesions and of the inflammatory halo around them occurred as a result of local treatment with a solution of zinc acetate. A careful search for a viral agent should be done in every case of pyoderma gangrenosum occurring in a patient with a hematological malignancy or/and impaired immunity, especially if the lesions are on the face or in the genital region.

Acetates

Wall-eyed bilateral internuclear ophthalmoplegia (Webino syndrome) and myelopathy in pyoderma gangrenosum.

A 35-year-old female with pyoderma gangrenosum developed paraparesis with a sensory level at L1. Three months later she complained of diplopia and was found to have bilateral internuclear ophthalmoplegia with exotropia and no ocular convergence. The term Webino syndrome has been coined to design this set of neuro-ophthalmologic findings. Although it was initially attributed to lesions affecting the medial longitudinal fasciculus and the medial rectus subnuclei of the oculomotor complex in the midbrain the exact location of the lesion is still disputed. In the present case both myelopathy and Webino syndrome were probably due to vascular occlusive disease resulting from central nervous system vasculitis occurring in concomitance to pyoderma gangrenosum.

Adult

Pyoderma gangrenosum with carcinoid tumor.

A patient with the classic lesions of pyoderma gangrenosum was found on autopsy to have a carcinoid tumor of the ileum. The simultaneous occurrence of a carcinoid tumor with pyoderma gangrenosum is interesting because both conditions are associated with immunologic defects.

Aged

Clofazimine. A new agent for the treatment of pyoderma gangrenosum.

Eight patients had pyoderma gangrenosum. They were given a phendimetrazine tartrate derivative, clofazimine (Lamprene [Britain]), which is a chemotherapeutic agent used mainly in certain mycobacterial infections and which also has phagocytosis-enhancing properties. The effect of this drug was remarkably good, with rapid healing of the lesions commencing 3 to 14 days after treatment was started. The mechanism for the effect of clofazimine in pyoderma gangrenosum is not known.

Adult

[The combined therapy of chronic pyoderma taking into account body immunological reactivity and staphylococcal antibiotic resistance].

Summarizing the results of treatment in 23 patients the authors propose an effective two-staged method to treat chronic pyoderma. This method is based on administration of synthetic peptide of thymus--"thymogen", which is used to correct the immune status and increase sensitivity of staphylococci to antibiotics at the zones of cutaneous affection. The second stage of this method consists in administration of antibiotics in combination with stimulators of phagocytosis and humoral immunity. The results prove the high efficiency of thymogen application in complex management of chronic pyoderma: up to 73.9% of clinic recoveries.

Adjuvants, Immunologic

Pyoderma gangrenosum in ulcerative colitis.

We present a patient with pyoderma gangrenosum, a rare complication of ulcerative colitis. The patient's disease was limited to the distal colon, was clinically mild and responded quickly to treatment, and yet it was associated with pyoderma gangrenosum and arthritis, complications generally associated with more severe and extensive ulcerative colitis.

Abdominal Muscles

Pyoderma gangrenosum after reduction mammoplasty.

The authors report a case of pyoderma gangrenosum in a 37-year-old woman that occurred at surgical sites after reduction mammoplasty. The diagnosis was delayed, but treatment with intralesional triamcinolone resulted in complete resolution o the condition. Pyoderma gangrenosum in this setting can mimic infectious causes of wound necrosis. Early recognition of its characteristics features may prevent unnecessary and ineffective treatment, thereby avoiding frustration for both patient and physician.

Adult

Pyoderma caused by Peptostreptococcus tetradius in a pup.

Pyoderma caused by Peptostreptococcus tetradius in a pup was successfully treated with cefadroxil. Although this bacterium is rarely found in veterinary medicine, it is a known pathogen in human beings and should be considered as a potential causative agent in pyodermas in which anaerobes are suspected.

Animals

Changing phage pattern of Staphylococcus in pyoderma cases.

Staphylococcus aureus is a major pathogen for pyoderma in India. Phage pattern of bacteria gives valuable information in epidemiological studies of infection. Two hundred and two strains of Staphylococcus aureus isolated from pyoderma cases at Gorakhpur, were phage grouped and phage typed. It was found that 43.1 percent strains were not typable. Most common group was mixed phage group (23.8 percent) followed by phage group III (12.4 percent). Predominant phage types in mixed phage group was 84/81/85 and in phage group III was 84/85.

Bacteriophage Typing

[Pyoderma gangrenosum].

Pyoderma gangrenosum is a very strange disease usually diagnosed on clinical grounds only and without any characteristic biological disturbance. It must be neither missed nor diagnosed too easily at the expense of vascular or infective ulcerations which are much more frequent. Its physiopathology remains shrouded in mystery since the abnormalities that have been found were extremely varied and sometimes conflicting, and were observed in short series. Thus, pyoderma gangrenosum appears as a syndrome which if often causeless or due to multiple diseases and might well be split into different entities in the forthcoming years. Despite its obscure pathogenesis, most patients can be cured by systemic corticosteroid therapy, sulfones or clofazimine. The main point of interest of that disease is that in almost 50 percent of the cases it is associated with a severe underlying pathology.

Adrenal Cortex Hormones

[Clinical analysis of 6 cases of pyoderma gangrenosum].

This article reports 6 cases of pyoderma gangrenosum of either acute or chronic clinical type. Etiologically, we found that minor local trauma could induce ulcerative and destructive lesions, with typical pyoderma gangrenosum features following in 4 cases. All the patients responded well to systemic corticosteroids. In comparison with cases reported in other countries, no systemic diseases (including ulcerative colitis, Crohn's disease and polyarthritis) were found in our series. Cultures taken from early pustular lesions were sterile. Histopathological examination showed heavy neutrophilic infiltration in the dermis, and no evidence of vasculitis was found in the biopsies. Immunological investigations revealed no specific reactions in our cases.

Adolescent