Abstract:
BACKGROUND:Paraneoplastic syndromes (PNS) are commonly associated with neuroendocrine cancers, such as small cell lung cancer. OBJECTIVES:We examined the association of PNS in Merkel cell carcinoma (MCC), a rare neuroendocrine skin cancer. METHODS:We identified PNS associated with MCC based on chart review of a Seattle-based repository and examined the incidence of MCC-associated hyponatremia in an independent cohort within Kaiser Permanente Northern California. RESULTS:Eight PNS cases were identified from the Seattle repository. Three distinct PNS types were observed: cerebellar degeneration (1 case), Lambert-Eaton myasthenic syndrome (2 cases), and malignancy-associated hyponatremia (5 cases). Moreover, the incidence of severe hyponatremia (serum sodium <125 mmol/L) coincident with MCC was identified among 4.3% (9 of 211) patients with MCC in the Kaiser Permanente Northern California cohort. LIMITATIONS:We did not have access to complete medical records on all patients so it was not possible to determine the prevalence of PNS in MCC. CONCLUSIONS:MCC can be associated with PNS similar to those found in other neuroendocrine cancers. Clinicians should be aware of these presentations as PNS often precede the identification of the underlying malignancy and usually resolve with appropriate treatment of the cancer.
journal_name
J Am Acad Dermatoljournal_title
Journal of the American Academy of Dermatologyauthors
Iyer JG,Parvathaneni K,Bhatia S,Tarabadkar ES,Blom A,Doumani R,McKenzie J,Asgari MM,Nghiem Pdoi
10.1016/j.jaad.2016.04.040subject
Has Abstractpub_date
2016-09-01 00:00:00pages
541-547issue
3eissn
0190-9622issn
1097-6787pii
S0190-9622(16)30145-1journal_volume
75pub_type
杂志文章abstract::The case of a male diabetic patient with recurrent bullous lesions restricted to the hands is reported. Areas of spongiosis in the epidermis, as well as subepidermal blister formation, were observed in repeated biopsies. On electron microscopy, separation was seen at the level of the lamina lucida. No immunopathology ...
journal_title:Journal of the American Academy of Dermatology
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abstract::Sweet's syndrome (SS) occurs most commonly in association with inflammatory or neoplastic disorders. Only rarely has it been associated with immunodeficiency disorders. We describe a child with a T-cell immunodeficiency who had a persistent neutrophilic dermatosis that was histologically and clinically consistent with...
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journal_title:Journal of the American Academy of Dermatology
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journal_title:Journal of the American Academy of Dermatology
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journal_title:Journal of the American Academy of Dermatology
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abstract::Infantile acropustulosis (IA) is a syndrome characterized by recurrent crops of 1- to 2-mm intensely pruritic vesicopustules that are found primarily on the distal extremities of infants. It is reportedly responsive to sulfones and unresponsive to other therapy, but if left untreated spontaneously resolves at about 2 ...
journal_title:Journal of the American Academy of Dermatology
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