Poorly Differentiated Prostate Adenocarcinoma

2020 ◽  
Author(s):  
Keyword(s):  
Prostate Adenocarcinoma ◽  
Poorly Differentiated

Histopathological Pattern of Prostate Cancer in a Tertiary Hospital in Ghana

2019 ◽  
Vol 152 (Supplement_1) ◽  
pp. S72-S72
Author(s):  
Evans Aboagye ◽  
Emmanuel Asante ◽  
Felicia Owusu-Afriyie ◽  
Nicholas Titiloye ◽  
Babatunde Duduyemi
Keyword(s):  
Additional Data ◽  
Tertiary Hospital ◽  
Prostate Adenocarcinoma ◽  
Histopathological Diagnosis ◽  
Aging Men ◽  
Poorly Differentiated ◽  
Well Differentiated ◽  
Considerable Morbidity ◽  
Clinicopathological Patterns ◽  
Worse Prognosis

Abstract Objectives Prostate adenocarcinoma (PCa) accounts for considerable morbidity in aging men in Africa. With fewer studies reporting on PCa within the subregion, this study was set out to analyze various clinicopathological patterns in PCa lesions, providing additional data for comparison with reported PCa cases in other parts of the globe. Methods The study included prostatic adenocarcinoma tissues received in the Department of Pathology, Komfo Anokye Teaching Hospital, over a period of 6 years (from 2008 to 2013). Relevant clinical data including age, histopathological diagnosis, and Gleason’s microscopic grading were extracted from the surgical day book of the department. In a consecutive order, archived tissue blocks and slides of the selected cases were also retrieved for review and confirmation of diagnosis. Results Mean age at presentation was 71.7 ± 8.72 years (age ranged from 53 to 96 years) with a peak in the seventh decade of life (n = 41, 52.6%). Majority of the cases were poorly differentiated (n = 43, 55.1%), followed by moderately differentiated (n = 20, 25.6%) and well-differentiated samples (n = 15, 19.2%). Highest occurrence of prostate adenocarcinoma was recorded in the year 2009 (n = 46), followed by 2008 and 2009 (n = 16 and 13, respectively), together accounting for 96.2% of the cases reported. Conclusion Histopathological evaluation of prostatic biopsies remains the mainstay of diagnosing prostate adenocarcinoma in Ghana. The pattern of incidence in the population is in line with several reported studies, with majority of the cases diagnosed at the late stage of the disease and thus portending worse prognosis.

scholarly journals ADENOKARSINOMA PROSTAT: PENILAIAN PROGNOSTIK DAN DERAJAT HISTOPATOLOGI

2015 ◽  
Vol 37 (2) ◽  
pp. 93
Author(s):  
Anandia Putriyuni ◽  
Noza Hilbertina
Keyword(s):  
Serum Level ◽  
Medical Records ◽  
Perineural Invasion ◽  
Descriptive Study ◽  
Prostate Adenocarcinoma ◽  
Common Cancer ◽  
The World ◽  
Poorly Differentiated ◽  
Well Differentiated ◽  
Histopathological Grading

AbstrakKanker prostat merupakan kanker kedua terbanyak pada pria di seluruh dunia. Tujuan penelitian ini adalah untuk mengetahui faktor prognostik adenokarsinoma prostat seperti derajat histopatologi berdasarkan the 2005 ISUP modified Gleason system, invasi perineural dan kadar PSA serum sebelum operasi. Ini adalah suatu penelitian deskriptif kasus adenokarsinoma prostat yang didiagnosis di laboratorium patologi anatomi periode 2010-2012. Data usia dan kadar PSA diperoleh dari rekam medik. Review sediaan histopatologi dilakukan untuk konfirmasi skor Gleason, lalu dikelompokan berdasarkan derajat histopatologi. Kasus adenokarsinoma prostat yang memenuhi kriteria inklusi adalah 163. Hasil penelitian menunjukkan kasus adenokarsinoma prostat terbanyak pada kelompok usia 61-70 tahun sebanyak 38,65%, derajat histopatologi poorly differentiated yaitu 46,63%, invasi perineural 22,7% dan 83,33% kadar PSA serum >20 ng/ml. Pada kelompok usia 51-60 tahun adenokarsinoma prostat terbanyak ditemukan dengan derajat histopatologi well differentiated; sedangkan kelompok usia 61-70 tahun, 71-80 tahun dan 81-90 tahun terbanyak poorly differentiated. Invasi perineural positif terbanyak pada derajat histopatologi poorly differentiated. Semua derajat histopatologi adenokarsinoma prostat menunjukkan kadar PSA serum terbanyak >20 ng/ml. Penelitian ini menunjukkan kecenderungan peningkatan usia, invasi perineural dan kasus dengan kadar PSA serum >20 ng/ml bersamaan dengan peningkatan derajat histopatologi adenokarsinoma prostat.AbstractProstate cancer is the second most common cancer in men around the world. The objective of this study was to determine prognostic factors of prostate adenocarcinoma such as histopathological grading based on the 2005 ISUP modified Gleason system, perineural invasion, and PSA serum. This was a descriptive study of prostate adenocarcinoma diagnosed in Pathology Department from 2010 to 2012. The age and PSA serum level were taken from the medical records. The histological slides were reviewed to confirm Gleason score, and then classified into the histopathological grading. The number of prostate adenocarcinoma cases included in this study was 163. The result shows that the majority of cases were found at 61–70 years old (38.65%), histopathological grading was mostly poorly differentiated (46.63%), positive perineural invasion 22.7% and 83.33% PSA serum above 20 ng/ml. Prostate adenocarcinomas found at age 51-60 years old were mostly well differentiated. On the other hand, cases found at age above 60 years old were mostly poorly differentiated. Perineural invasion was mostly found on poorly differentiated cases. All of histopathological grading showed PSA serum above 20 ng/ml. This study suggested that higher age, perineural invasion and PSA serum level above 20 ng/ml were congruent with the histopathological grading.

Correlative microscopy in distrubuted (client/server) computing environments: tools for catalyzing the rapid dissemination of information about the cell biology of the human prostate

1995 ◽  
Vol 53 ◽  
pp. 682-683
Author(s):  
A. Hakam ◽  
J.T. Gau ◽  
M.L. Grove ◽  
B.A. Evans ◽  
M. Shuman ◽  
...  
Keyword(s):  
United States ◽  
Cell Biology ◽  
Tissue Bank ◽  
The United States ◽  
Prostate Adenocarcinoma ◽  
Correlative Microscopy ◽  
Client Server ◽  
Critical Elements ◽  
Transplant Organ

Prostate adenocarcinoma is the most common malignant tumor of men in the United States and is the third leading cause of death in men. Despite attempts at early detection, there will be 244,000 new cases and 44,000 deaths from the disease in the United States in 1995. Therapeutic progress against this disease is hindered by an incomplete understanding of prostate epithelial cell biology, the availability of human tissues for in vitro experimentation, slow dissemination of information between prostate cancer research teams and the increasing pressure to “ stretch” research dollars at the same time staff reductions are occurring.To meet these challenges, we have used the correlative microscopy (CM) and client/server (C/S) computing to increase productivity while decreasing costs. Critical elements of our program are as follows:1) Establishing the Western Pennsylvania Genitourinary (GU) Tissue Bank which includes >100 prostates from patients with prostate adenocarcinoma as well as >20 normal prostates from transplant organ donors.

Motility of leukemic lymphocytes

1990 ◽  
Vol 48 (3) ◽  
pp. 368-369
Author(s):  
Manoj Raje ◽  
Karvita B. Ahluwalia
Keyword(s):  
Quantitative Data ◽  
Laser Doppler Velocimetry ◽  
Acute Lymphocytic Leukemia ◽  
Lymphocytic Leukemia ◽  
Cellular Space ◽  
Differentiated Cells ◽  
Poorly Differentiated ◽  
Solid Tissues ◽  
Well Differentiated ◽  
Reduced Mobility

In Acute Lymphocytic Leukemia motility of lymphocytes is associated with dissemination of malignancy and establishment of metastatic foci. Normal and leukemic lymphocytes in circulation reach solid tissues where due to in adequate perfusion some cells get trapped among tissue spaces. Although normal lymphocytes reenter into circulation leukemic lymphocytes are thought to remain entrapped owing to reduced mobility and form secondary metastasis. Cell surface, transmembrane interactions, cytoskeleton and level of cell differentiation are implicated in lymphocyte mobility. An attempt has been made to correlate ultrastructural information with quantitative data obtained by Laser Doppler Velocimetry (LDV). TEM of normal & leukemic lymphocytes revealed heterogeneity in cell populations ranging from well differentiated (Fig. 1) to poorly differentiated cells (Fig. 2). Unlike other cells, surface extensions in differentiated lymphocytes appear to originate by extrusion of large vesicles in to extra cellular space (Fig. 3). This results in persistent unevenness on lymphocyte surface which occurs due to a phenomenon different from that producing surface extensions in other cells.

Poorly Differentiated Skin Tumors

1991 ◽  
Vol 9 (4) ◽  
pp. 729-750
Author(s):  
Harriette Kahn ◽  
Wedad Hanna ◽  
Lynn From
Keyword(s):  
Skin Tumors ◽  
Poorly Differentiated
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