Related Experiment Video
Updated: Aug 1, 2026

07:53
Multidimensional Coculture System to Model Lung Squamous Carcinoma Progression
Published on: March 17, 2020
[Multilocular cystic renal adenocarcinoma]
P Cárcamo Valor1, J A Moreno Valle, M L Picazo
1Servicio de Urología, Hospital la Paz, Madrid, España.
Archivos Espanoles De Urologia
|April 1, 1993
Summary
Diagnosing complex cystic renal masses can be challenging, as no single test is perfectly reliable. This case highlights the diagnostic and therapeutic dilemmas of multicystic renal adenocarcinoma in adults.
Area of Science:
- Urology
- Oncology
- Diagnostic Imaging
Background:
- Complex cystic renal masses present a diagnostic challenge due to diverse etiologies and prognoses.
- Accurate differentiation is crucial for appropriate patient management and treatment planning.
Observation:
- A 46-year-old male presented with a complex cystic renal mass.
- The mass was characterized as multicystic, raising diagnostic uncertainties.
Findings:
- No single radiological, analytical, or cytological method provided a definitive diagnosis.
- Surgical exploration was considered to establish a definitive diagnosis.
Implications:
- This case underscores the diagnostic and therapeutic dilemmas associated with multilocular renal masses in adults.
- Highlights the limitations of current diagnostic modalities for complex cystic renal lesions.
Related Concept Videos
Metastasis
Metastasis is the spread of cancer cells from the original site to distant locations in the body. Cancer cells can spread via blood vessels (hematogenous) as well as lymph vessels in the body.
Epithelial-to-Mesenchymal Transition
The epithelial-to-mesenchymal transition or EMT is a developmental process commonly observed in wound healing, embryogenesis, and cancer metastasis. EMT is induced by transforming growth factor-beta (TGF-β) or receptor tyrosine kinase (RTK) ligands, which further...
Epithelial-to-Mesenchymal Transition
The epithelial-to-mesenchymal transition or EMT is a developmental process commonly observed in wound healing, embryogenesis, and cancer metastasis. EMT is induced by transforming growth factor-beta (TGF-β) or receptor tyrosine kinase (RTK) ligands, which further...
External Anatomy of the Kidney
The kidneys are a pair of bean-shaped organs in the human body that play a critical role in maintaining overall health. They filter out waste products from the blood, regulate blood pressure, maintain electrolyte balance, and stimulate the production of red blood cells.
The kidneys are located in the retroperitoneal space on either side of the vertebral column, protected posteriorly by the 11th and 12th ribs. The right kidney sits slightly lower than the left owing to the presence of the liver...
The kidneys are located in the retroperitoneal space on either side of the vertebral column, protected posteriorly by the 11th and 12th ribs. The right kidney sits slightly lower than the left owing to the presence of the liver...
Internal Anatomy of the Kidney
The kidneys are essential organs in the human body, performing a myriad of tasks that maintain homeostasis and overall health.
Anatomical Position and Dimensions
The kidneys are retroperitoneal organs positioned against the posterior abdominal wall on either side of the spine, roughly between the twelfth thoracic and third lumbar vertebrae. Each kidney is typically 10-12 cm long, 5-6 cm wide, and 3-4 cm thick, weighing about 150 grams.
Renal Cortex
The outermost region of the kidney is the...
Anatomical Position and Dimensions
The kidneys are retroperitoneal organs positioned against the posterior abdominal wall on either side of the spine, roughly between the twelfth thoracic and third lumbar vertebrae. Each kidney is typically 10-12 cm long, 5-6 cm wide, and 3-4 cm thick, weighing about 150 grams.
Renal Cortex
The outermost region of the kidney is the...
Appendicitis
Appendicitis is an acute inflammatory condition of the vermiform appendix, most commonly caused by obstruction of its lumen. The appendix is a narrow, blind-ended pouch that extends from the cecum, making it particularly prone to obstruction. Causes include fecaliths, lymphoid hyperplasia (often after viral infections), parasites, tumors, or foreign bodies. This obstruction initiates a cascade of pathological changes.Luminal Obstruction and Early InflammationAfter obstruction, normal mucosal...

