4425 results
Appendicitis on Abdominal Ultrasound

Noncompressible tubular structure with adjacent hyperechoic peri-appendiceal fat.

Dr. J. Christian Fox @jchristianfox

#Appendicitis #Appendix
Noncompressible tubular ... Appendicitis #Appendix #POCUS ... Clinical #Abdominal #Radiology
Nephron Physiology
 - Proximal Convoluted Tubule
 - Thick Ascending Limb
 - Distal Convoluted Tubule
 - Ion
Proximal Convoluted Tubule ... Distal Convoluted Tubule ... in Collecting Tubule ... in Collecting Tubule ... Nephrology #Renal #Tubules
Nephron Pathophysiology Study Guide 

- Proximal Tubule
- Loop of Henle
- Distal Tubule
- Collecting Duct

The Kidney Zone

#Nephron
- Proximal Tubule ... Henle - Distal Tubule ... Pathophysiology #Overview #Tubules
Localization of Renal Tubular Defects
Fanconi Syndrome: Proximal tubule
Bartter Syndrome: Thick ascending loop of Henle
Gitelman Syndrome: Distal
Localization of Renal Tubular ... Syndrome: Proximal tubule ... Distal convoluted tubule ... Syndrome: Collecting tubule
Major Segments of the Nephron and their Functions 
 - Glomerulus - Formation of glomerular filtrate
Proximal convoluted tubule ... - Proximal tubule ... Distal convoluted tubule ... Cortical collecting tubule ... Pathophysiology #Tubules
Proximal Renal Tubular Acidosis (RTA) Ttype 2 Overview

HCO3 reabsorptive failure
Lowering of threshold for HCO3 absorption in
Proximal Renal Tubular ... absorption in proximal tubule
Hyperuricemia: Pathogenesis and Complications

 - Hypercalcemia (due to diseases like Sarcoidosis and Hyperparathyroidism) -> Accumulation of
calcium in renal tubules ... from the blood - Tubular ... distal convoluted tubule
Secondary Bacterial Peritonitis (SBP) on Abdominal POCUS

Cirrhosis with fever/abd pain-?SBP. POCUS for win.  Secondary bacterial
) on Abdominal POCUS ... POCUS for win. ... Note gas bubbles ... SBP #Abdominal #POCUS ... ultrasound #Gas #Bubbles
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Defects in Kidney Tubule ... distal convoluted tubule ... Distal renal tubular ... receptor activity #Tubule
Drug Induced Kidney Injury
 • Pre-Renal: NSAIDS, CNI, ACEI/ARB, IL-2 therapy, Diuretics CAR-T therapy
 • Osmotic
Osmotic injury to tubules ... Immunotherapy • Toxic tubular