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Biomedical subjects

Manoj Pandey

Publications and source records attributed to Manoj Pandey.

36 records · Page 2Linked to original sources

Quality of life of patients with cancer in India: challenges and hurdles in putting theory into practice.

Although well establish in west, quality of life is a relatively new concept in India. The success of treatment is still measured in term of number of years and not as number of quality years. We carried out a systematic review of the reports published from India on quality of life in cancer patients. Majority of the studies originated from the southern part of India, this was not surprising as this part has literacy rates and health indices at par with developed countries. The studies mainly dealt with translation of existing tools in local vernacular, development of new tools, cross-sectional studies, and studies on palliative care. This article reviews these studies and presents the results of what has been done so far and goes on to stipulate what more needs to be done.

Adaptation, Psychological↗

An unusual lesion on the chest wall.

Osteoradionecrosis is an exceptional complication after the treatment of breast carcinoma. We report here a 63-year-old woman who presented with osteoradionecrosis of the sternum 17 years after initial treatment for breast cancer. Difficulty in diagnosing the lesion and its management is discussed.

Breast Neoplasms↗

Squamous cell carcinoma in epidermolysis bullosa.

Epidermolysis bullosa (EB) is a group of inherited blistering disorders that are divided into three categories based on the plane of cleavage of the blister, mode of inheritance, and the presence or absence of scars. Squamous cell carcinoma developing in epidermolysis bullosa is rare and presents a therapeutic dilemma. The authors report a case of congenital epidermolysis bullosa with locally advanced squamous cell carcinoma.

Journal Article↗

Burn injuries from radiation.

Accidental exposure to radiation leading to injury and illness occurs notwithstanding safety devices and protocols used for protection. The medical management of radiation casualties is a major concern. Radiation effects are principally thermal, similar to electrical burn injuries, but with some unique systemic expression. The pathological effects of radiation to the skin are known; it is often difficult to assess the level of severity, quickly and with accuracy, because of the delay between exposure and the appearance of lesions and obscured lesions. The severity depends mainly on the nature of the radiation.High-energy penetrating radiation causes more irreversible damage than low-energy radiation, which penetrates tissues less than the former. A thorough knowledge, high index of suspicion, and a team approach are keys to successful management.

Journal Article↗

Squamous cell carcinoma in untreated psoriasis: a case report.

Skin cancer developing after treatment for psoriasis is seen more often than expected, however, there has been no report of cutaneous squamous cell carcinoma developing in a case of untreated psoriasis. Here, a case has been reported where an untreated psoriasis lesion progressed on to develop squamous cell carcinoma, with a brief review of literature.

Adult↗

Reliability & validity of the Malayalam Functional Assessment of Cancer Therapy for Head & Neck Cancer.

BACKGROUND & OBJECTIVES: The need for quality over quantity in cancer survival is increasingly being recognised in the developing countries, and the efforts to monitor quality of life (QOL) are increasing. However, the non-availability of a valid and reliable tool in the local language is a common problem. Cross-culturally sensitive tools enable the researchers to compare different patient populations and identify cultural differences and variations. The present study was carried out to translate, validate and test for reliability a reliable QOL tool for the head and neck cancer patient population in a tertiary care hospital in south India. METHODS: The functional assessment of cancer therapy for head and neck cancer (FACT-H&N) was translated into the local language (Malayalam) and tested for reliability in 140 patients of head and neck cancer. RESULTS: The translated tool showed substantial psychometric sensitivity. The Cronbach's alpha for the total FACT-H&N was 0.94. The alpha scores for the five subscales ranged from 0.81-0.92. Significant correlations were observed amongst the total QOL and subscale scores and patient's demographic, disease and treatment variables. INTERPRETATION & CONCLUSION: The Malayalam translation of the FACT-H&N questionnaire was developed, tested and validated. It was found to satisfactorily measure QOL in head and neck cancer patients.

Adult↗

Patterns of cervical metastasis from carcinoma of the oral tongue.

BACKGROUND: Cancer of the oral tongue is the second most common cancer among males in various parts of India. Despite advances in diagnosis and treatment the failure rates in cancer of the oral tongue are high and survival poor. Majority of these failures occur in untreated neck. METHOD: A retrospective review of the records of 75 patients undergoing surgery for the treatment of squamous cell carcinoma of the oral tongue was carried out to ascertain the pattern of metastasis in the neck and to evaluate the sensitivity of clinical examination in predicting nodal spread. RESULTS: All the patients underwent primary surgery. Cervical lymph node metastasis was found in 35.6% of T1 and T2 tumours and 62.35% of T3 and T4 tumours. Sensitivity of clinical examination was found to be 54.5% and specificity of 61.9%. Level II was the most commonly involved (63.6%). Isolated level IV involvement was never found in clinically negative neck. Tumour stage and node status were found to have a significant impact on disease free survival in both univariate and multivariate analysis. CONCLUSIONS: As the sensitivity and specificity of the clinical examination is low we suggest that methods like ultrasound or CT Scan of the neck should be regularly employed to improve the sensitivity and specificity of the examination. Furthermore as isolated level IV involvement is never found in our series, we suggest that a prophylactic supraomohyoid neck dissection should be carried out in all patients with a clinically node negative neck with cancer of oral tongue, to achieve a better disease free survival.

Journal Article↗

Unusual metastasis of papillary thyroid carcinoma to larynx and hypopharynx a case report.

BACKGROUND: Although direct infiltration of papillary carcinoma of thyroid to larynx, trachea and esophagus is well recognized, lymphatic and vascular metastases to larynx and hypopharynx have rarely been reported. CASE REPORT: A case of loco-regionally advanced papillary carcinoma of thyroid metastasizing to the hypopharynx and aryepiglottic fold is presented CONCLUSIONS: Papillary thyroid carcinoma (PCT) is known for their indolent nature and erratic behavior. PCT commonly spreads through lymphatics and vascular spread is rare. However, when occurs it is usually to bone, brain, lungs and soft tissue. Therapeutic decisions in advanced thyroid malignancies are usually difficult especially when there is extra-nodal spread of the tumor. A judicious combination of surgical clearance combined with radioablation is the key to the management of such tumors

Journal Article↗

Erythrocyte membrane fatty acid profile and saturation index in gallbladder carcinogenesis: a case-control study.

BACKGROUND: Gallbladder cancer is a common neoplasm of biliary tract, with an unknown etiology. PATIENTS AND METHODS: This study was carried out to evaluate the changes in the membrane fatty acid profile and saturation index in patients with gallbladder cancer. The study sample consisted of 50 newly diagnosed cases of gallbladder cancer and 50 patients undergoing cholecystectomy for cholelithiasis were recruited as controls. The fatty acid estimation was carried out by high performance liquid chromatography (HPLC). Statistical analysis was carried out by student 't' test and one-way ANOVA. Pearson's correlation coefficient was also obtained. RESULTS: A significant lowering of erythrocyte membrane stearic acid (p = 0.000), arachidonic acid (p = 0.001), and saturation index (p = 0.001) was observed in patients with gallbladder cancer compared to controls. A significant inverse relation was observed between stearic and oleic acid (r = -0.269 p = 0.007). CONCLUSION: Results of the present study suggest an increase in the delta 9 desaturation in cancer patients compared to controls however, a possible role of biliary stasis due to altered gallbladder motility or derangements of signal transduction secondary to altered membrane lipid bilayer cannot be ruled out.

Journal Article↗

Unusual presentation of choriocarcinoma.

BACKGROUND: Choriocarcinoma is an aggressive neoplasm arising in the body of the uterus. The disease normally spreads to lung and brain. CASE REPORT: A case of malignant trophoblastic disease with brain metastasis, raised intra cranial pressure and small bowel metastasis presenting with acute abdomen is reported. CONCLUSIONS: Malignant transformation in a hydatidiform mole is rare event. Involvement of gastrointestinal tract is rarer even in presence of disseminated disease. Surgery is the treatment of choice for gastrointestinal complications.

Journal Article↗

Tuberculosis and metastatic carcinoma coexistence in axillary lymph node: A case report.

BACKGROUND: Coexistence of cancer and tuberculosis in axillary lymph nodes is rare. Only seven cases have been reported in the literature. CASE REPORT: We report here a case of infiltrating ductal carcinoma breast metastasizing to the axillary lymph node along with tubercular granuloma in the same lymph node without primary mammary or pulmonary tuberculosis. CONCLUSION: Primary tuberculosis coexisting with carcinoma is of rare occurrence. A possibility should always be borne in mind especially in patients from endemic areas.

Journal Article↗

Central Mucoepidermoid carcinoma of mandible - A case report and review of the literature.

BACKGROUND: Primary central mucoepidermoid carcinoma of jaws is a rare lesion comprising 2-3% of all mucoepidermoid carcinomas reported in literature. CASE PRESENTATION: The case presented here illustrates the hypothesis that its specific pathogenesis is unknown. CONCLUSIONS: Mucoepidermoid carcinoma of the jaw is a rare tumour of unknown aetiology. Although about a 100 cases has been reported in literature, the speculation on its aetiopathogenesis has mainly centred on the pluripotential capabilities of the epithelial lining of odontogenic cysts.

Journal Article↗

Cytochrome P-450 expression and lipid peroxidation in gallbladder cancer.

BACKGROUND AND OBJECTIVES: Carcinoma of the gallbladder is the commonest neoplasm of the biliary tract; however, the etiology of this tumor remains unclear. METHODS: A case-control study was carried out comprising 50 patients with gallbladder cancer and 50 patients with cholelithiasis. Cytochrome P-450 estimation was carried out in the gallbladder tissue, and lipid peroxide product melonaldehyde (MDA) was measured in gallbladder bile. Statistical analysis was carried out by Student's t-test, and one-way analysis of variance (ANOVA). The Pearson correlation coefficient was calculated, and linear regression analysis was performed. RESULTS: The mean cytochrome P-450 concentration was significantly higher in patients with carcinoma of the gallbladder than in controls (t = 3.9, P < 0.001; F = 15.2, P = 0.002). Similarly, the mean concentration of melonaldehyde was significantly higher among cancer patients than in patients with gallstones (t = 2.7, P < 0.003; F = 7.37, P = 0.0078). No significant correlation was observed between tissue MDA and cytochrome P-450 levels (Pearson r = 0.1, P = 0.28). CONCLUSIONS: The results of the present study show that the rise in concentration of MDA is independent of the rise in concentration of cytochrome P-450; however, this is statistically insignificant. This could be due to biliary stasis leading to a rise in biliary concentration of melonaldeyde that is disproportionate to its production.

Adult↗

Metastatic osteosarcoma causing intussusception.

Osteosarcoma is the most common malignant bone neoplasm. It has a very high metastatic potential, and lungs are the most common site of metastasis followed by bones. Multiagent chemotherapy has been reported to alter the biological behavior of the disease so that the tumor metastasizes to more rare sites such as brain, bowel, and soft tissues. The authors report a case of jejuno-jejunal intussusception caused by metastases from osteosarcoma.

Bone Neoplasms↗

Interim results from a cluster randomized controlled oral cancer screening trial in Kerala, India.

A cluster randomized controlled oral cancer screening trial is on-going in the Trivandrum district, India, to evaluate the efficacy of screening in reducing oral cancer mortality. Subjects, aged 35 years and above, in 13 clusters in the Trivandrum district, India, were randomized to the intervention (screening) group (7 clusters, 78969 subjects) to receive three rounds of screening by oral visual inspection by trained health workers at 3-year intervals or to a control group (6 clusters, 74739 subjects). Two rounds of screening were completed between 1995 and 2002 during which 69896 (88.5%) subjects were screened at least once, and 59.7% of the 4408 screen-positive subjects were further investigated. In the intervention group, 344404 person-years were accrued and 329326 person-years were in the control group. In the intervention group, 149 incident oral cancer cases and 65 deaths from oral cancer were observed, and 106 incident cases and 62 deaths from oral cancer were observed in the control group. The programme sensitivity for detection of oral precancerous lesions and cancer was 81.5% and the programme specificity was 84.8%; the programme positive predictive value was 39.6%. In the intervention group 37.6% of the cases were in stages I-II, as opposed to 18.9% in the control group. The 3 year survival rate was 57.5% in the intervention and 38.8% in the control group (P<0.05). The age standardized oral cancer mortality rates were 21.2/100000 person-years in the intervention and 21.3/100000 in the control group. After completing two rounds of screening, oral cancer mortality rates were similar in both study groups.

Adult↗

Primary malignant large bowel lymphoma.

Primary gastrointestinal (GI) lymphomas constitute about 5.6 per cent of total gut neoplasms. The involvement of large bowel as primary site is all the more rare. We carried out this study to evaluate the prevalence and clinicopathological features of large bowel lymphoma at Gujarat Cancer and Research Institute and to compare our findings with published literature. We carried out a retrospective analysis of the records of histologically diagnosed cases of large bowel lymphoma over a 5 year period. A total of eight cases of large bowel lymphoma were identified compared with 57 cases of primary GI lymphoma of other sites, constituting about 12.3 per cent (eight of 65) of all GI lymphomas. Peak incidence was observed in the second decade of life with a mean age at presentation of 30.6 years (range 4-70 years). A male-to-female ratio of one to two was observed. The most commonly presenting feature was altered bowel habits and diarrhea in more than 50 per cent of the patients. One patient presented with acute intestinal obstruction. Diagnosis was made by colonoscopic biopsies in all but one case. All of the patients were treated with surgery and adjuvant chemotherapy. A 4-year disease-free survival of 66.7 per cent was observed (95% confidence interval 0.05-1.28). There was no significant difference in survival in patients with high-grade versus low-grade tumors (50% vs 66.7%; P = 0.88) and stage of disease (75% vs 50%; P = 0.45) in stage II and III respectively. We conclude that large bowel lymphoma is a curable disease if treated aggressively. We suggest that all patients should be treated by primary surgery and should receive adjuvant chemotherapy.

Adolescent↗