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1.
Rev. argent. dermatol ; 98(4): 1-10, dic. 2017. ilus
Article in Spanish | LILACS | ID: biblio-897386

ABSTRACT

El primer caso de adenocarcinoma mucosecretante asociado a una hidradenitis supurativa crónica, es presentado. La paciente posee una historia de 10 años de su hidradenitis; cuando esta se localiza en el área perineo-genital puede surgir un cáncer subyacente, siendo el carcinoma espinocelular el más frecuente. La enferma se sometió a una resección local amplia pero con un criterio paliativo. Se discute el tratamiento de la neoplasia, al igual que la incidencia de la misma bajo el tratamiento biológico, con adalimumab.


This is the first case in Argentina of Hidradenitis Suppurativa associated with a perianal mucinous carcinoma. Hidradenitis suppurativa is a common disorder, probably autoinflammatory in apocrine bearing skin. When the lesions are located in genital and perineal areas they may be associated with cancer, usually squamous cell carcinoma. We describe a case of a 46-year-woman who has a history of 10 years of hidradenitis suppurativa and developed a big mucinous adenocarcinoma. Treatment is discussed tough the gold standard is the resection abdominoperineal. Our case was treated with a palliative criterion with a wide local surgery. Adalimumab is an accepted treatment for the chronic inflammation in the hidradenitis suppurativa; we do not believe this drug cause or worse the outcome of the malignant neoplasia.

2.
Rev. argent. dermatol ; 97(3): 22-26, set. 2016. ilus
Article in Spanish | LILACS | ID: biblio-843090

ABSTRACT

El mixofibrosarcoma es una neoplasia maligna infrecuente, que puede originarse en los tejidos blandos, se lo ha estadificado como de alto o bajo grado y la localización más frecuente son los miembros inferiores. El reconocimiento clínico del mismo es dificultoso, en primer lugar porque la clínica de otros sarcomas de partes blandas es similar y además semejan lipomas o aún quistes. La extirpación quirúrgica amplia es el tratamiento de elección, por la propensión de este sarcoma a la recidiva local. Los catalogados como de alto grado en un 30 % de los casos, pueden originar metástasis a distancia, especialmente a hueso, pulmón y ganglios linfáticos. La histopatología asegura el diagnóstico en la mayoría de los casos. Comunicamos el caso de un mixofibrosarcoma de bajo grado, en un hombre de 43 años, que a los tres años de control evolutivo, luego de la resección quirúrgica, no presenta recaída local ni distante.


Myxofibrosarcoma is an uncommon soft tissue sarcoma that is grading as low or high malignancy. The principal sites of involvement are the lower limbs. Clinical recognition is difficult since it resembles a cyst, a lipoma, other soft tissue sarcoma or even benign conditions as panniculitis. The wide surgical excision is the main therapeutic approach because local recurrence is frequent. The high grade variant is associated in 30 % of the cases with distant metastasis, especially to the lung, bone and lymph nodes. The histopathological features allow an accurate diagnosis in most cases. A 43 year-old man with a myxofibrosarcoma of the chest wall is reported with a follow-up of two years without recurrence.

3.
Rev. argent. dermatol ; 94(4): 6-10, dic. 2013. ilus
Article in Spanish | LILACS | ID: lil-708664

ABSTRACT

Se comunican tres casos de hidradenitis supurativa, que respondieron con relativo éxito al adalimumab sub-cutáneo. Revisamos el tema y proponemos la hipótesis de su futura inclusión, en el amplio espectro de las enfermedades autoinflamatorias.


Three cases of hidradenitis suppurativa with a relative good response to the adalimumab sub cutaneous, are reported. A comprehensive review of the subject is made. The hypothesis of hidradenitis suppurativa as an autoinflammatory diseases, is proposed.

4.
Rev. argent. dermatol ; 94(2): 0-0, jun. 2013. ilus
Article in Spanish | LILACS | ID: lil-694875

ABSTRACT

Comunicamos un caso de anetodermia secundaria a la infección por moluscos contagiosos, en una niña de 12 años de edad, secuela infrecuente pero de difícil tratamiento.


A 12 years-old girl with many anetoderma scars following molluscum contagiosum infection was reported, this unusual dermatosis residual to molluscum contagiosum are difficult to treat.

5.
Rev. argent. dermatol ; 93(4): 0-0, dic. 2012. ilus
Article in Spanish | LILACS | ID: lil-662191

ABSTRACT

Comunicamos dos casos de nevo del tejido conectivo, el primero con patrón histológico mixto y el segundo con predominio de alteraciones en las fibras elásticas. No se constataron síndromes ni patología sistémica asociada. Un caso presentó disposición linear y un nevo acrómico asociado.


Two cases of connective tissue nevi are reported, one of them with a mixed histopatologic pattern and one with elastin fibers diminished. None of the patients had systemic involvement or associated syndromes. The mixed connective tissue nevi type showed a linear distribution and has associated an acromic nevi.

6.
Braz. j. phys. ther. (Impr.) ; 11(3): 221-226, maio-jun. 2007. graf
Article in English | LILACS | ID: lil-458030

ABSTRACT

OBJECTIVE: The objective of this study was to analyze the effects of prolonged continuous running performed at the intensity corresponding to the onset of blood lactate accumulation (OBLA), on the peak torque of the knee extensors, analyzed in relation to different types of contraction and movement velocities in active individuals. METHOD: Eight men (23.4 ± 2.1 years; 75.8 ± 8.7 kg; 171.1 ± 4.5 cm) participated in this study. First, the subjects performed an incremental test until volitional exhaustion to determine the velocity corresponding to OBLA. Then, the subjects returned to the laboratory on two occasions, separated by at least seven days, to perform five maximal isokinetic contractions of the knee extensors at two angular velocities (60 and 180º.s-1) under eccentric and concentric conditions. Eccentric peak torque (EPT) and Concentric peak torque (CPT) were measured at each velocity. One session was performed after a standardized warm-up period (5 min at 50 percent VO2max). The other session was performed after continuous running at OBLA until volitional exhaustion. These sessions were conducted in random order. RESULTS: There was a significant reduction in CPT only at 60º.s-1 (259.0 ± 46.4 and 244.0 ± 41.4 N.m). However, the reduction in EPT was significant at 60º.s-1 (337.3 ± 43.2 and 321.7 ± 60.0 N.m) and 180º.s-1 (346.1 ± 38.0 and 319.7 ± 43.6 N.m). The relative strength losses after the running exercise were significant different between contraction types only at 180º.s-1. CONCLUSION: We can conclude that, in active individuals, the reduction in peak torque after prolonged continuous running at OBLA may be dependent on the type of contraction and angular velocity.


OBJETIVO: O objetivo deste estudo foi analisar os efeitos da corrida contínua prolongada realizada na intensidade correspondente ao início do acúmulo do lactato no sangue (OBLA) sobre o torque máximo dos extensores do joelho analisado em diferentes tipos de contração e velocidade de movimento em indivíduos ativos. MÉTODO: Oito indivíduos do gênero masculino (23,4 ± 2,1 anos; 75,8 ± 8,7 kg; 171,1 ± 4,5 cm) participaram deste estudo. Primeiramente, os sujeitos realizaram um teste incremental até a exaustão voluntária para determinar a velocidade correspondente ao OBLA. Posteriormente, os sujeitos retornaram ao laboratório em duas ocasiões, separadas por pelo menos sete dias, para realizar 5 contrações isocinéticas máximas para os extensores do joelho em duas velocidades angulares (60 e 180º.s-1) sob as condições excêntrica (PTE) e concêntrica (PTC). Uma sessão foi realizada após um período de aquecimento padronizado (5 min a 50 por centoVO2max). A outra sessão foi realizada após uma corrida contínua no OBLA até a exaustão voluntária. Essas sessões foram executadas em ordem randômica. RESULTADOS: Houve redução significante do PTC somente a 60º.s-1 (259,0 ± 46,4 e 244,0 ± 41,4 N.m). Entretanto, a redução do PTE foi significante a 60º.s-1 (337,3 ± 43,2 e 321,7 ± 60,0 N.m) e 180º.s-1 (346,1 ± 38,0 e 319,7 ± 43,6 N.m). As reduções relativas da força após o exercício de corrida foram significantemente diferentes entre os tipos de contração somente a 180º.s-1. CONCLUSÃO: Podemos concluir que, em indivíduos ativos, a redução no torque máximo após uma corrida contínua prolongada no OBLA pode ser dependente do tipo de contração e da velocidade angular.


Subject(s)
Humans , Male , Exercise , Fatigue , Knee , Running , Torque
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