\documentclass[10pt,a4paper]{article} % Packages \usepackage{fancyhdr} % For header and footer \usepackage{multicol} % Allows multicols in tables \usepackage{tabularx} % Intelligent column widths \usepackage{tabulary} % Used in header and footer \usepackage{hhline} % Border under tables \usepackage{graphicx} % For images \usepackage{xcolor} % For hex colours %\usepackage[utf8x]{inputenc} % For unicode character support \usepackage[T1]{fontenc} % Without this we get weird character replacements \usepackage{colortbl} % For coloured tables \usepackage{setspace} % For line height \usepackage{lastpage} % Needed for total page number \usepackage{seqsplit} % Splits long words. %\usepackage{opensans} % Can't make this work so far. Shame. Would be lovely. \usepackage[normalem]{ulem} % For underlining links % Most of the following are not required for the majority % of cheat sheets but are needed for some symbol support. \usepackage{amsmath} % Symbols \usepackage{MnSymbol} % Symbols \usepackage{wasysym} % Symbols %\usepackage[english,german,french,spanish,italian]{babel} % Languages % Document Info \author{Alyssabruestle1} \pdfinfo{ /Title (sonographic-kidney-review.pdf) /Creator (Cheatography) /Author (Alyssabruestle1) /Subject (Sonographic Kidney Review Cheat Sheet) } % Lengths and widths \addtolength{\textwidth}{6cm} \addtolength{\textheight}{-1cm} \addtolength{\hoffset}{-3cm} \addtolength{\voffset}{-2cm} \setlength{\tabcolsep}{0.2cm} % Space between columns \setlength{\headsep}{-12pt} % Reduce space between header and content \setlength{\headheight}{85pt} % If less, LaTeX automatically increases it \renewcommand{\footrulewidth}{0pt} % Remove footer line \renewcommand{\headrulewidth}{0pt} % Remove header line \renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit % This two commands together give roughly % the right line height in the tables \renewcommand{\arraystretch}{1.3} \onehalfspacing % Commands \newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour \newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols \newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns \newcommand{\tn}{\tabularnewline} % Required as custom column type in use % Font and Colours \definecolor{HeadBackground}{HTML}{333333} \definecolor{FootBackground}{HTML}{666666} \definecolor{TextColor}{HTML}{333333} \definecolor{DarkBackground}{HTML}{9AAD87} \definecolor{LightBackground}{HTML}{F8F9F7} \renewcommand{\familydefault}{\sfdefault} \color{TextColor} % Header and Footer \pagestyle{fancy} \fancyhead{} % Set header to blank \fancyfoot{} % Set footer to blank \fancyhead[L]{ \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{C} \SetRowColor{DarkBackground} \vspace{-7pt} {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}} } \end{tabulary} \columnbreak \begin{tabulary}{11cm}{L} \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Sonographic Kidney Review Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{Alyssabruestle1} via \textcolor{DarkBackground}{\uline{cheatography.com/170636/cs/35739/}}} \end{tabulary} \end{multicols}} \fancyfoot[L]{ \footnotesize \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{LL} \SetRowColor{FootBackground} \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}} \\ \vspace{-2pt}Alyssabruestle1 \\ \uline{cheatography.com/alyssabruestle1} \\ \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Not Yet Published.\\ Updated 28th November, 2022.\\ Page {\thepage} of \pageref{LastPage}. \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}} \\ \SetRowColor{white} \vspace{-5pt} %\includegraphics[width=48px,height=48px]{dave.jpeg} Measure your website readability!\\ www.readability-score.com \end{tabulary} \end{multicols}} \begin{document} \raggedright \raggedcolumns % Set font size to small. Switch to any value % from this page to resize cheat sheet text: % www.emerson.emory.edu/services/latex/latex_169.html \footnotesize % Small font. \begin{multicols*}{3} \begin{tabularx}{5.377cm}{x{1.89126 cm} x{3.08574 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Vocabulary}} \tn % Row 0 \SetRowColor{LightBackground} Nephron & Microscopic functional unit of a kidney that forms urine. \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} Renal parenchyma & Consists of medulla and cortex \tn % Row Count 5 (+ 2) % Row 2 \SetRowColor{LightBackground} Renal cortex & Outer portion of kidney \tn % Row Count 6 (+ 1) % Row 3 \SetRowColor{white} Inner medulla & Contains pyramids and columns of Bertin \tn % Row Count 8 (+ 2) % Row 4 \SetRowColor{LightBackground} Columns of Bertin & Separates renal pyramids \tn % Row Count 10 (+ 2) % Row 5 \SetRowColor{white} Medullary pyramids & Transports urine to minor calyces. \tn % Row Count 12 (+ 2) % Row 6 \SetRowColor{LightBackground} Renal sinus & Contains renal hilum and collecting system \tn % Row Count 14 (+ 2) % Row 7 \SetRowColor{white} Renal hilum & Opening into sinus. Where blood vessels, nerves, lymphatics enter and exit the kidney. \tn % Row Count 18 (+ 4) % Row 8 \SetRowColor{LightBackground} Collecting system & Consists of minor and major calyces. \tn % Row Count 20 (+ 2) % Row 9 \SetRowColor{white} Minor calyces & Receive urine from medullary pyramids. \tn % Row Count 22 (+ 2) % Row 10 \SetRowColor{LightBackground} Major calyces & Receive urine from minor calyces and dumps urine into renal pelvis. \tn % Row Count 25 (+ 3) % Row 11 \SetRowColor{white} Renal pelvis & Holds urine before transporting it to the ureter. \tn % Row Count 28 (+ 3) % Row 12 \SetRowColor{LightBackground} Ureter & Transports urine to urinary bladder \tn % Row Count 30 (+ 2) \end{tabularx} \par\addvspace{1.3em} \vfill \columnbreak \begin{tabularx}{5.377cm}{x{1.89126 cm} x{3.08574 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Vocabulary (cont)}} \tn % Row 13 \SetRowColor{LightBackground} Hydronephrosis & Swelling of ureter \tn % Row Count 1 (+ 1) % Row 14 \SetRowColor{white} Morrison's pouch & Space that separates the right kidney and liver. \tn % Row Count 3 (+ 2) % Row 15 \SetRowColor{LightBackground} Renal Corpuscle & Consists of Bowmans capsule and glomerulus \tn % Row Count 5 (+ 2) % Row 16 \SetRowColor{white} Bowman's capsule & covers glomerulus \tn % Row Count 7 (+ 2) % Row 17 \SetRowColor{LightBackground} Glomerulus & Filters, connected to tubules. \tn % Row Count 9 (+ 2) % Row 18 \SetRowColor{white} Active transport & Requires cellular energy to move material \tn % Row Count 11 (+ 2) % Row 19 \SetRowColor{LightBackground} Passive transport & Material moves from high pressure to low pressure \tn % Row Count 14 (+ 3) % Row 20 \SetRowColor{white} Nephrectomy & Removal of kidney. \tn % Row Count 15 (+ 1) % Row 21 \SetRowColor{LightBackground} Compensatory Hypertrophy & Kidney enlargement due to one kidney missing; it is compensating for the other one. \tn % Row Count 19 (+ 4) % Row 22 \SetRowColor{white} Hydronephrosis & Abnormal accumulation of fluid within the kidneys. \tn % Row Count 22 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.04057 cm} x{2.93643 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Patient Prep}} \tn % Row 0 \SetRowColor{LightBackground} Transducer & 3-5 MHz \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} Patient Position & Supine, RLD, LLD, prone \tn % Row Count 2 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{No patient prep unless if there will be a renal doppler study. If so then NPO for 6-8 hours.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.74195 cm} x{3.23505 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Main Function}} \tn % Row 0 \SetRowColor{LightBackground} Filtration: & get rid of waste products in blood \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} Produce Urine: & purify blood by secreting urine \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} Maintain homeostasis: & Regulate temperature and maintain water \tn % Row Count 6 (+ 2) % Row 3 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{Produces hormones} \tn % Row Count 7 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{Note that the functional unit is the nephron!} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.04057 cm} x{2.93643 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Location}} \tn % Row 0 \SetRowColor{LightBackground} \seqsplit{Retroperitoneal:} & Behind the peritoneum \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{Right kidney is lower than the left due to the liver} \tn % Row Count 3 (+ 2) % Row 2 \SetRowColor{LightBackground} Posterior to the kidneys are & - Diaphragm - Psoas muscle - transversus muscle - and quadratus lumborum \tn % Row Count 7 (+ 4) % Row 3 \SetRowColor{white} Anterior to right kidney & RLL, 2nd part duodenum, Morrison's pouch, hepatic flexure, jejunum or ileum of small bowel. \tn % Row Count 11 (+ 4) % Row 4 \SetRowColor{LightBackground} Anterior to left kidney & Stomach, tail of pancreas, spleen, Left adrenal gland, splenic flexure of colon. \tn % Row Count 15 (+ 4) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.4931 cm} x{3.4839 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Sonographic Appearance}} \tn % Row 0 \SetRowColor{LightBackground} Overall & Heterogeneous \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} Renal Capsule & Hyperechoic, thin wall on the outside of the kidney \tn % Row Count 3 (+ 2) % Row 2 \SetRowColor{LightBackground} Renal Cortex & Homogeneous. 1/3 less echogenic than the liver and spleen. \tn % Row Count 6 (+ 3) % Row 3 \SetRowColor{white} Renal Medulla & Anechoic; depending on urine. \tn % Row Count 8 (+ 2) % Row 4 \SetRowColor{LightBackground} Renal Sinus & Hyperechoic due to renal fat. \tn % Row Count 10 (+ 2) % Row 5 \SetRowColor{white} Renal Vasculature & Anechoic with echogenic walls \tn % Row Count 12 (+ 2) % Row 6 \SetRowColor{LightBackground} Ureters & Not seen on ultrasound unless if hydronephrosis happens. \tn % Row Count 14 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.12779 cm} x{1.75434 cm} p{0.66832 cm} p{0.62655 cm} } \SetRowColor{DarkBackground} \mymulticolumn{4}{x{5.377cm}}{\bf\textcolor{white}{Measurements}} \tn % Row 0 \SetRowColor{LightBackground} Normal & Long: 9-13 cm & Wide: 5-7.5 cm & \seqsplit{Thick:} 2-3 cm \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} Abnormal & Long: less than 8 cm & & \tn % Row Count 5 (+ 2) % Row 2 \SetRowColor{LightBackground} \seqsplit{Compensatory} \seqsplit{Hypertrophy} & Kidney gets bigger if one was removed & & \tn % Row Count 8 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}----} \SetRowColor{LightBackground} \mymulticolumn{4}{x{5.377cm}}{Kidneys may shrink with age or renal disease.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}----} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.14011 cm} x{2.83689 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Normal Variants}} \tn % Row 0 \SetRowColor{LightBackground} Dromedary Hump & Bulge on lateral border of kidney; most common on left kidney. \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} Hypertrophied Column of Bertin & Column of Bertin extends into sinus of kidney \tn % Row Count 6 (+ 3) % Row 2 \SetRowColor{LightBackground} Duplicated Collecting System & Sinus is divided into 2 which may cause there to be 2 ureters as well. \tn % Row Count 10 (+ 4) % Row 3 \SetRowColor{white} Horseshoe kidney & Kidneys are connected; typically at lower poles. \tn % Row Count 13 (+ 3) % Row 4 \SetRowColor{LightBackground} Junctional Parenchymal Defect & Triangular echogenic area located anterior and superior. \tn % Row Count 16 (+ 3) % Row 5 \SetRowColor{white} Supernumerary Kidney & More than 2 kidneys \tn % Row Count 18 (+ 2) % Row 6 \SetRowColor{LightBackground} Renal Agenesis & Absence of kidney; No kidney found \tn % Row Count 20 (+ 2) % Row 7 \SetRowColor{white} Renal Ectopia & Kidney is not located in its normal location; most commonly found at the pelvis. \tn % Row Count 24 (+ 4) % Row 8 \SetRowColor{LightBackground} Cross-Fused Ectopia & Kidneys are on the same side \tn % Row Count 26 (+ 2) % Row 9 \SetRowColor{white} Extrarenal pelvis & Renal pelvis is outside of the renal hilum \tn % Row Count 28 (+ 2) % Row 10 \SetRowColor{LightBackground} Fetal Lobulation & Indentations between pyramids \tn % Row Count 30 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.64241 cm} x{3.33459 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Anatomy of Kidney (outer to inner)}} \tn % Row 0 \SetRowColor{LightBackground} Gerota fascia & Outer layer covering kidney and adrenal glands \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} Adipose capsule & fatty layer located in perinephric space \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} True capsule & inner most layer \tn % Row Count 5 (+ 1) % Row 3 \SetRowColor{white} {\bf{Renal parenchyma}} & Consists of cortex and medulla \tn % Row Count 7 (+ 2) % Row 4 \SetRowColor{LightBackground} - Cortex & Between true capsule and medulla; nephrons are located here \tn % Row Count 10 (+ 3) % Row 5 \SetRowColor{white} - Medulla & Consists of medullary pyramids and columns of Bertin. \tn % Row Count 13 (+ 3) % Row 6 \SetRowColor{LightBackground} {\emph{Medullary pyramids}} & Pass urine to minor calyces \tn % Row Count 15 (+ 2) % Row 7 \SetRowColor{white} {\emph{Column of Bertin}} & separates medullary pyramids \tn % Row Count 17 (+ 2) % Row 8 \SetRowColor{LightBackground} {\bf{Renal Sinus}} & Consists of renal hilum and collecting system \tn % Row Count 19 (+ 2) % Row 9 \SetRowColor{white} - Renal Hilum & Space where arteries, veins, ureters, and lymphatic vessels enter \tn % Row Count 22 (+ 3) % Row 10 \SetRowColor{LightBackground} - Collecting system & Consists of calyces and renal pelvis \tn % Row Count 24 (+ 2) % Row 11 \SetRowColor{white} {\emph{Minor calyces}} & Receive urine from medullary pyramids \tn % Row Count 26 (+ 2) % Row 12 \SetRowColor{LightBackground} {\emph{Major calyces}} & Receives urine from minor calyces \tn % Row Count 28 (+ 2) % Row 13 \SetRowColor{white} {\emph{Renal pelvis}} & Receives urine from major calyces. Reservoir for urine. \tn % Row Count 31 (+ 3) \end{tabularx} \par\addvspace{1.3em} \vfill \columnbreak \begin{tabularx}{5.377cm}{x{1.64241 cm} x{3.33459 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Anatomy of Kidney (outer to inner) (cont)}} \tn % Row 14 \SetRowColor{LightBackground} Ureter & Passes urine from renal pelvic into urinary bladder. \tn % Row Count 2 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{p{0.4577 cm} x{2.05965 cm} x{2.05965 cm} } \SetRowColor{DarkBackground} \mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{Divisions of the Kidney}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{3}{x{5.377cm}}{The kidney is divided into 3 portions:} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} \seqsplit{Cortex:} & Outer portion, homogeneous; darkest portion of kidney. & Contains: renal corpuscle, proximal and distal convoluted tubules. \tn % Row Count 5 (+ 4) % Row 2 \SetRowColor{LightBackground} \seqsplit{Medulla:} & Middle portion, anechoic & Contains: loop of henle, pyramids, and columns of bertin. \tn % Row Count 9 (+ 4) % Row 3 \SetRowColor{white} \seqsplit{Sinus:} & Central portion & Contains: Renal vein and artery, fatty tissue, nerves \& lymphatics. \tn % Row Count 13 (+ 4) \hhline{>{\arrayrulecolor{DarkBackground}}---} \SetRowColor{LightBackground} \mymulticolumn{3}{x{5.377cm}}{Remember that the cortex and medulla make up the renal parenchyma.} \tn \hhline{>{\arrayrulecolor{DarkBackground}}---} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{p{0.4977 cm} p{0.4977 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Indications for an Ultrasound}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{Urinary system obstruction} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{Enlarged ureters} \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{Renal size} \tn % Row Count 3 (+ 1) % Row 3 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{Comparison after therapy} \tn % Row Count 4 (+ 1) % Row 4 \SetRowColor{LightBackground} \mymulticolumn{2}{x{5.377cm}}{Ultrasound guided biopsies or fluid aspiration} \tn % Row Count 5 (+ 1) % Row 5 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{Abscess or hematoma} \tn % Row Count 6 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.64241 cm} x{3.33459 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Protective Coverings}} \tn % Row 0 \SetRowColor{LightBackground} True (renal) Capsule & innermost layer, fibrous capsule. \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} Adipose Capsule & Middle layer, perirenal fat; anchors kidney to muscles \tn % Row Count 5 (+ 3) % Row 2 \SetRowColor{LightBackground} Gerota Fascia & Outer most layer, surrounds kidneys and adrenal glands. \tn % Row Count 8 (+ 3) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{1.94103 cm} x{3.03597 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Anatomy of Nephron}} \tn % Row 0 \SetRowColor{LightBackground} Nephron & Functional unit of a kidney; helps produce urine. \tn % Row Count 3 (+ 3) % Row 1 \SetRowColor{white} Afferent arteriole & Sends blood to glomerulus \tn % Row Count 5 (+ 2) % Row 2 \SetRowColor{LightBackground} Glomerulus & Filters blood, passive transport \tn % Row Count 7 (+ 2) % Row 3 \SetRowColor{white} Efferent arteriole & Carries blood out of glomerulus \tn % Row Count 9 (+ 2) % Row 4 \SetRowColor{LightBackground} Bowmans capsule & Surrounds glomerulus, filtrate (ion, amino acids, sodium, glucose) enters into capsule. \tn % Row Count 13 (+ 4) % Row 5 \SetRowColor{white} Proximal convoluted tubule & Reabsorption of useful substances; water, glucose, vitamins, amino acids etc. (active transport). \tn % Row Count 18 (+ 5) % Row 6 \SetRowColor{LightBackground} Loop of henle & Consists of ascending and descending limbs. \tn % Row Count 20 (+ 2) % Row 7 \SetRowColor{white} Ascending limb & Makes medulla salty \tn % Row Count 21 (+ 1) % Row 8 \SetRowColor{LightBackground} Descending limb & Permeable to water (water leaves loop for reabsorption). \tn % Row Count 24 (+ 3) % Row 9 \SetRowColor{white} Distal convoluted tubule & Reabsorption, dumps waste into collecting ducts. \tn % Row Count 26 (+ 2) % Row 10 \SetRowColor{LightBackground} Collecting ducts & Waste enters then goes into ureters. \tn % Row Count 28 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{5.377cm}{x{2.9862 cm} x{1.9908 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Vasculature}} \tn % Row 0 \SetRowColor{LightBackground} Renal artery & Located at hilum \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} Segmental (lobar) artery & Sinus \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} Interlobar artery & Between pyramids \tn % Row Count 3 (+ 1) % Row 3 \SetRowColor{white} Arcuate artery & Base pyramid \tn % Row Count 4 (+ 1) % Row 4 \SetRowColor{LightBackground} Interlobular artery & Cortex \tn % Row Count 5 (+ 1) % Row 5 \SetRowColor{white} Afferent arterioles & Cortex \tn % Row Count 6 (+ 1) % Row 6 \SetRowColor{LightBackground} Glomerulus & Cortex \tn % Row Count 7 (+ 1) % Row 7 \SetRowColor{white} Efferent arteriole & Cortex \tn % Row Count 8 (+ 1) % Row 8 \SetRowColor{LightBackground} Peritubular capillaries & Cortex \tn % Row Count 9 (+ 1) % Row 9 \SetRowColor{white} \mymulticolumn{2}{x{5.377cm}}{Vasa recta} \tn % Row Count 10 (+ 1) % Row 10 \SetRowColor{LightBackground} Interlobular vein & Cortex \tn % Row Count 11 (+ 1) % Row 11 \SetRowColor{white} Arcuate vein & Base pyramid \tn % Row Count 12 (+ 1) % Row 12 \SetRowColor{LightBackground} interlobar veins & Between pyramids \tn % Row Count 13 (+ 1) % Row 13 \SetRowColor{white} Segmental (lobar) veins & Sinus \tn % Row Count 14 (+ 1) % Row 14 \SetRowColor{LightBackground} Renal vein & Hilum \tn % Row Count 15 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}