Infectious And Inflammatory Diseases Flashcards
What are three clinical presentation of infection?
- Fever
- Pain
- Leukocytosis
What do we do if fever is of unknown origin? 3
- History and lab tests important
- Look for organomegaly
- Look for infection because they can progress to an abscess
Itis means what?
Inflammatory process example is hepatitis
What is an abscess?
Localized collection of pus
Abscesses are complications of what?
Infection
Who are patients that are at risk for abscesses? Patients with abscesses are at risk for what? 3
- Diabetes, immunosuppressive, cancer patients
- Hematomas
- Post-op patients
What does abscesses present with? (What does it feel like?)
Local tenderness
What does a abscess look like sonographically? 5
- Fluid filed area
- Posterior enhancement
- Thick irregular walls
- Debris
- Possible gas
What is hepatitis?
Inflammation of the liver
What causes hepatitis?
Viruses or toxins
What are S/S of hepatitis? 2
- Fever, chills, N and V
- Possible jaundice
What are the different typed of viral hepatitis?
A, B, C, D
What is the route of entry for hepatitis A?
Fecal- oral route
What is the route of entry for hepatitis B? 2
- Blood and body fluids
- Carrier state
How can someone get hepatitis C?
Transfusions
How does someone get hepatitis D?
Dependent on Hep B/IV drug users
What is the clinical recovery for acute hepatitis (how long it takes for clinical recovery)? How many cases are Hep A?
- Clinical recovery within 4 months
- 99% of cases of Hep A
What is Subfulminant/ fulminant caused by? What causes it? 2
- Due to Hep B or drug toxicity
- Hepatic necrosis ( death occurs if >40% of hepatic parenchyma lost)
What is Chronic hepatitis?
Biochemical ABN > 6 months
What is the sonographic appearance of acute hepatitis? 5
- Hepatomegaly
- Decreased liver echogenicity
- Prominent portal vein walls
- Gallbladder wall thickening
- Most often the liver appears normal
What is the sonographic appearance of chronic hepatitis? 3
- Coarse liver parenchyma
- Increased echogenicity
- Portal hypertension, cirrhosis
What lab values are affected by hepatitis? 3
Increased
1. ALT
2. AST
3. Bilirubin
In terms of bacterial liver infection, progenitor bacteria spreads to the liver from what? 4
- Biliary tract
- Portal Venous system
- Hepatic artery
- Trauma
What is the clinical signs of bacterial liver infection? 4 (s/s)
- Fever
- RUQ pain
- Malaise
- Anorexia
What is the sonographic appearance of bacterial infections? 4
- Simple to complex cysts
- Shaggy wall
- Internal septations
- Echogenic foci with posterior reverberation
What is candidiasis?
Yeast infection of the immune compromised
What S/S does candidiasis present with
Fever with WBC count returning to normal
What is the sonographic appearance of fungal disease?5
- Uniformly hypoechoic (most common)
- Hyperechoic
- Bulls eye
- Wheel in wheel
- Liver, kidney and spleen involvement
What is pneumocystis carinii?
Opportunistic infection which affects immunocompromised patients (AIDS)
Which organs are affected by pneumocystis?5
- Liver
- Spleen
- Renal cortex
- Pancreas
- Lymph nodes
What is the sonographic appearence of pneumocystis carinii?
Diffuse tiny, non shadowing echogenic foci which progress to shadowing calcified deposits
What is an example of a parasitic disease?
Amebiasis
What is the route of entry for amebiasis?
Fecal-oral route. Travels from colon>PV>liver
Which lobe of the liver is most likely affected by amebiasis?
Right lobe is more commonly affected
What does amebiasis look like sonographically?2
- Rounded/oval/ abscess
- Hypoechoic with fine internal echoes
What are symptoms of amebiasis? 2
- Pain
- +/- Diarrhea
What kind of disease is hydatid diseases? 2
- Echinococcal disease
- Parasitic infection - tapeworm
What animals transports hydatid disease?
Sheep and cattle countries
Which organs do we see hydatid in?5
- Liver
- Spleen
- Ureter
- Bladder
- Kidney
How does hydatid disease travel?
Travels via portal Venou system to liver
Where is hydatid disease most commonly found? (in the body)
Right lobe of the liver
What does a hydatid disease embryo look like? What are the three layers?
- Slow growing cyst
- Three layers: Ectocyst, Pericyst, endocyst
What is the ectocyst? How thick is it?
- External membrane
- ~1 mm thick
What is a pericyst?
Dense connective tissue capsule around cyst
What is endocyst?
Inner germinal layer
What is treatment options for hydatid disease?
Surgery
What are S/S of hydatid disease?4
- Pain/ discomfort
- Jaundice
- Vascular thrombosis/ infarction
- Anaphylactic shock (rare - from cyst repari)
What kind of infection is schistosomiasis?
Parasitic infection
How does schistosomiasis travel?2
- Worms penetrate the skin
- Travel to the mesenteric veins
What organs are affected by schistosomiasis?4
- Liver
- Spleen
- Bowel
- Bladder
Schistosomiasis ova can migrate where/how?
Up portal vein
What is the pathway of schistosomiasis?
PV wall penetrated>granulomtous, periportal fibrosis
Over time what does schistosomiasis cause? 2 (conditions)
Over time
1. Portal hypertension
2. Cirrhosis
What is the sonographic appearance of schistosomiasis?5 (Initially, chronic)
- Thickening and increased echogenicity of periportal walls
- Initially > Liver enlarged
- Chronic > liver shrinks/ portal hypertension
- SPlenomegaly
- Thickened bladder wall
What kind of infection is tuberculosis?
Opportunistic
Where does tuberculosis start from?
Lungs
What organs may tuberculosis affect?3
- Spleen
- Adrenal glands
- UT
What is the sonographic appearance of TB spleen?2
- Tiny echogenic foci
- +/- Posterior shadow
What is the sonographic apeparance of TB adrenal glands?3 (acute/ chronic, what it leads to)
- Acute - bilateral diffuse enlargement
- Chronic - atrophied and calcified
- Adrenal insufficiency
What is peritonitis?
Inflammation of peritoneum
What are some infectious factors of peritonitis?4 (How can someone get it)
- Bacterial
- Viruses
- Fungi
- Parasites
What are some non infectious s/s of peritonitis?3
- Pancreatitis complications
- Reaction to foreign bodies
- Severe pain
Which disease individuals does tuberculous peritonitis affect? And what are two things we see with them?
- Immunocompromised (AIDS, Alcoholics, Cirrhosis)
- Exudative fluid
- Lymphadenopathy
What is acute cholecystitis most commonly caused by?
Most often due to impacted stones
What happens to blood supply with acute cholecystitis?2
- Blood supply interfered with > inflammatory
- Predisposed to infection
Which demographic is affected to by predisposed choleystosis ?
Females
What ares some s/s of acute cholecystitis?5
- RUQ
- Fever
- Leukocytosis
- N and V
- Jaundice
What do we look for sonographically with acute cholecystitis?7
- GB wall >3mm3
- Hyperaemia
- Gallstones
- Impaction at neck
- GB hydrops
- Pericholecystitc fluid
- +/- acute cholecystitis
What are some lab values that are affected by acute cholecystitis? 5
- Serum bilirubin
- ALP
- Leukocytosis
- AST
- ALT
What are some complications of acute cholecystitis? 5
- Empyema
- Gangrenous cholecystitis
- Emphysematous cholecystitis
- Perforation
- Abscess
What is gangrenous cholecystits?
Necrosis of the gallbladder which appear with no pain
What does gangrenous cholecystitis appear like sonographically?
Non- layering bands of echogenic tissue within the lumen
Where does perforation occur?
Fundus
What does Perforation of GB look like on u/s?4
- Free fluid in peritoneal cavity
- Low level collection adjacent to GB
- Ill - defined, hyperechoic mass surrounding GB
- May identify perforation in wall
How common is emphysematous?
Rare
What is emphysematous caused by?
Gas forming bacteria
What is the progression of emphysematous in diabetic men vs women?
Rapid progression in diabetic men>women
What is the sonographic appearance of a acalculus cholecystitis?
Similar to acute cholecystitis but without stones
What is the most common form of symptomatic GB disease?
Chronic cholecystits?
What is some symptoms of chronic cholecystitis?4 (s/s)
- Intolerance to fatty food s
- Belching/ indigestion
- Postprandial RUQ
- N and V
What does this image represent?
Abscess
What does this image represent?
Acute hepatitis
What does this image represent?
Acute hepatitis
What does these images represent?
Chronic hepatitis
What does this image represent?
Bacterial liver infection
What does this image represent?
Bacterial liver infection
What does this image represent?
Fungal disease
What does this image represent?
Pneumocystis carinii
What does this image represent?
Amebiasis
What does this image represent?
Hydatid disease
What does this image represent?
Schistosomiasis
What does this image represent?
TB of spleen and adrenal glands
What does this image represent?
Acute cholecystitis
What does this image represent?
Acute cholecystitis
What does this image represent?
Gangrenous cholecystitis
What does this image represent?
Perforation
What does this image represent?
GB perforation
What does this image represent?
Emphysematous
What does this image represent?
Acalculous cholecystitis
What does chronic cholecystitis disease look like sonographically?4
- Thick heterogenous wall
- Contracted GB
- Gallstones
- WES sign
What are lab values of chronic cholecystitis?4
- AST
- ALT
- ALP
- BILI
What are complications of chronic cholecystitis?4
- Bouveret syndrome
- Gallstone ileus
- Mirizzi syndrome
- Associated with the development of GB carcinoma
What is bouveret syndrome?
Gastric outlet obstruction
What is gallstone ileus?
Distal bowel obstruction
How common is miruzzi syndrome?
Rare complication
What is mirizzi syndrome? What happens if there is mirizzi syndrome?
- Impacted stone in the cystic duct, GB neck or Hartmann’s pouch
- Compression of the CHD by stone or inflammatory reaction > Obstructive jaundice
Mirizzi may form what?
Fistulas ( between cystic duct and CHD)
What are clinical symptoms of mirizzi syndrome?3
- Fever
- Pain
- Jaundice
What is the sonographic appearance of mirizzi syndrome?2
- Dilated bile ducts above the level of the obstruction
- CBD normal
What does xanthogranulomatou s cholecystitis look like? What does it represent?
- Hypoechoic nodules/ bands in a thick GB wall
- Represents fatty granulomatous nodules
Xanthogranulomatous cholecystitis is a rare form of what?
Chronic inflammation
How common are porcelain gallbladders?
Rare
Which demographic of individuals are affected by porcelain gallbladder?
Older females
Porcelain gallbladder has a higher incidence of what?
GB carcinoma
What is the etiology of porcelain gallbladder?
Unknown
What is porcelain gallbladders associated with?2
- Stones
- Chronic cholecystitis
How common is cholangitis?
Rare
What is cholangitis?
Inflammation of bile ducts
What are the five types of cholangitis?5
- Acute (bacterial)
- Recurrent progenitor
- AIDS
- Biliary ascariasis
- Primary sclerosing
What is acute cholangitis caused by? What is related to?
- Bacterial obstruction
- Associated with choledocholithiasis/ obstruction
What does acute cholangitis look like clinically?3 (s/s)
- Fever
- RUQ
- Jaundice
What does cholangitis look like on u/s? 3
- Dilated biliary tree
- Stones
- Liver abscess
What are lab values of acute cholangitis?3
- WBC
- ALP
- Bilirubin
Which demographic is affected most by recurrent pyogenic? (not gender related)
SE and east Asia
What is the etiology of recurrent pyogenic?
Etiology unknown
In terms of recurrent pyogenic, chronic obstruction leads to what?
Chronic obstruction>stasis>stone formation
Which lobe of the liver is affected most by recurrent pyogenic?
Lateral left lobe
What are some complications of recurrent pyogenic?2
- Biliary cirrhosis
- Cholangiocarcinoma
What does recurrent pyogenic look like on u/s?
Dilated ducts with stones and sludge in one segment
What is AIDS due to?
Opportunistic infection
What does the bile ducts and GB walls look like with AIDS
Walls thick
What does the CBD look like with AIDS?
Dilated
What does the focal structures and intra and extrahepatic ducts look like with AIDS?
Dilated
What Lab values are affected by AIDS and how?2
- ALP elevated
- Bilirubin normal
What is biliary ascariasis caused by?
Roundworm infestation
What does biliary ascariasis look like u/s?2
- Echogenic non-shadowing parallel lines/ tubes in ducts an GB
- Look for worms
What is primary sclerosising cholangitis?2
- Chronic inflammatory disease of unknown cause
- Bile ducts fibrosed and inflamed
What does primary sclerosing cholangitis lead to?3
- Biliary cirrhosis
- Portal hypertension
- Hepatic failure
Which demographic is affected by primary sclerosing cholangitis?
Men > women
Primary sclerosing cholangitis is asymptomatic or symptomatic?
Mostly asymptomatic
What is the percentage of patients that have primary sclerosing cholangitis have ulcerative colitis?
80%
What is pancreatitis?
Inflammation of the pancreas
What are two types of pancreatitis?2
- Acute
- Chronic
How does pancreatitis appear?2 (sonographically)
- Mild, moderate, or severe
- Focal and diffuse
How is acute pancreatitis diagnosed?
Clinical or lab findings
What are clinical presentation of acute pancreatitis?3 (S/S)
- Severe, constant pain
- N and V
- Possible fever
What is the role of u/s for acute pancreatitis? 3
- ID stones in GB duct
- Detect fluid collections
- Monitoring inflammatory process
What is two acute pancreatitis etiology?2 (What causes it)
- Alcohol abuse
- Biliary stones
What is the diffuse appearance of acute pancreatitis?7
- Normal appearence
- Decreased echogenicity
- Heterogenous s
- Edematous
- Smooth contour
- Increased size
- Possible fluid collecitions
What does focal acute pancreatitis look like?3 Who is generally affected?4
- Focal hypoechic
- Pancreatic head most common
- Mimics neoplasms
- Alcohol abusers
What are complications of acute pancreatitis?7
- Fluid accumulation
- Pseudocysts
- phlegmeon
- Hemorrhage
- Necrotizing pancreatitis
- Peritonitis
- Abscess formation
What is the speed of progression with chronic pancreatitis? Is it reversible? What does it lead to in terms of echotexture?
1.Progressive
2. Irreversible
3. Fibrosis scarring
What is the complications of chronic pancreatitis?2
- Psudocysts
- Portalsplenic vein thrombosis
What are some lab values affected by L acute pancreatitis
Amylase and lipase
What are some values are affected by chronic panreatitis?
Amylase normal
And
Lipase
What disease is Inflammatory bowel caused by?
Crohns disease
What is Ulcerative colitis?
Inflammatory bowel
Inflammatory bowel, barium studies and endoscopy, are tools to do what?
Tools of assessment
What does inflammatory bowel look like on u/s
inflammation of wall, nodes and Mesentery
What is crohns disease?
Chronic granulomatous inflammation
What does Crohn’s disease affect?
All layers of the bowel wall
Chrohn’s disease?
Chronic granuomatous inflammation
What is typically affected in the body with chrons disease?
Terminal ileum and colon, and affects all layers of the bowel wall
The etiology of Crohn’s disease are hat?
Unknown
What is the sonographic appearance of crohns?7
- Markedly thick hypoechic wall concentration
- Narrowed lumen
- Aperistalsis of affected portion
- Rigidity to pressure
- Creeping fat
- Hyperaemia
- Mesenteric lymphadenopathy
What are some complications of crohns?4
- Abscess
- Fistulas
- Inflamed fat
- Appendicitis
What is the appearance of the different fistulas that affect crohns? What do they affect?
- Linear bands, variable echogenicity
- Gut to skin bladder, or other bowel loops
What is ulcerative colitis?2
- Ulceration of colon and rectum
- Inflamed mucosa and Submucosal of the colon
Individuals with ulcerative colitis have an increased risk of what?2
- Colon carcinoma
- Rectal bleed/ abscesses
What might we see on u/s on ulcerative colitis?
May see thick hypoechoic bowel wall or no change
What is pseudomembranous colitis? What is another name for it?
- Necrotizing inflammation
- Infection (c. Difficule)
What is pseudomembranous colitis caused by? What are three things we see with it?
- Oral antibiotics
- Watery diarrhea/ fever/ pain
How common is pseudomembranous colits? What is the sonographic markers for it?2
Rare but might see
1. Massive edema/ thickened hypoechoic wall
2. Prominent haustra marking
How common is penumatosis intestinalis?
Rare
What is pneumatosis intestinalis associated with?
Underlying conditions
What does pneumatosis intestinalis look like on u/s?3 (What should we look for?)
- Thick hypoechoic wall
- Hypoechic areas in wall with artifact
- Look for portal venous air
Is pneumatosis intestinalis asymptomatic or symptomatic?
Asymptomatic
What is the most common cause of acute pain?
Acute appendicitis
Acute appendicitis affects which demographic of individuals?2
- Most prevalent in young adults
- Women may have atypical presentation
What are causes of acute appendicitis?3
- Obstruction of appendices lumen
- Venous return compromised
- Bacterial overgrowth > Inflammation
What are s/s of acute appendicitis?6
- Crappy peri-umbilical pain
- N and V
- RLQ pain and tendernous
- Leukocytosis
- peritoneal irritation
- Guarding over McBurney’s point
In terms of acute appendicitis, what can be said about guarding over McBurney’s point?2
- 2/3 from umbilicus
- 1/3 from iliac crest
Who would you send for u/s with acute appendicitis? When would you send someone with acute appendicitis for u/s?4
- Slim adults
- Children
- Symptoms <48 hours
- Differentiating gyne abnormalities
Who would you send for CT for acute appendicitis? When would you use CT for acute appendicitis? What is a reason for CT for acute appendicitis? 4
- Normal > obese patients
- Chronic appendicitis
- Complications
- Equivocal ultrasound
What does appendicitis look like sonographically? 6
- Blind ended non-peristalsing tube/ non compressible
- Greater than 6mm AP diameter/ wall >3mm
- Appendix with fecalith (appendicolith) - also positive
- Hypervasculiarty
- Prominent fat around caecum
- Perforation - Loculated collection
What are some complications of appendicitis? 3
- Rupture
- Abscess
- Diffuse peritonitis
What does mesenteric adenitis mimics?
Appendicitis
What does mesenteric adenitis look like u/s? 2
- RLQ lymphadenopathy without appendicitis
- Seen as enlarged lymph nodes with a thick walled ileum
What is a mucocele?
Distension of appendix with mucous
How common is mucocele?
Rare
Which demographic does mucoceles affect?
Females > males
Are mucocele benign or malignant?
Both
What are benign causes of mucocele? 3
- Fecaliths
- Inflammatory scarring
- Polyps
What are malignant causes of mucoceles? 2
- Primary mucous
- Cystadenoma/ cyst adenocarcinoma
Mucoceles typically are asymptomatic or symptomatic?
Typically asymptomatic
What does mucoceles look like u/s? 4
- Large cystic/ hypoechoic mass in RLQ
- Posterior acoustic enhancement
- Solid area with posterior shadow
- Rupture of malignant form can cause pseudomyxoma peritoneum
What is diverticula?
Outpouching of bowel wall
What is diverticulosis?
Multiple diverticula
What can diverticulitis lead to?
Can lead to inflammation
What are clinical presentations of diverticular disease? 3 (s/s)
- Fever
- Leukocytosis
- Pain
Which demographic does diverticulitis RLQ affect? 3
- Women
- Asian
- Young adults
What structures does diverticulitis RLQ affect? (Structure)
Caecum or ascending colon and involves all layers of the gut wall
What does diverticulitis RLQ look like u/s? 5
- Sac like structure protruding from wall
- Hyperemia
- Fecalith
- Inflamed fat
- Focal wall thickening
What is the most common location of diverticulitis?
LLQ
What causes diverticulitis LLQ?
Increased incidence with age/ low bulk diet
What is affected by diverticulitis LLQ? 2
- Typically sigmoid and left colon
- Multiple saccular outpouchings
Diverticulitis LLQ have what causes inflammation?
Fecal material
What does diverticulitis LLQ look like sonographically? 4
- Hypoechoic, concentric thickening of wall
- Echogenic foci with posterior shadowing/ring down with or outside bowel wall
- Abscess
- Mesenteric thickening
What is bladder diverticula?
Outpouching of bladder wall
Which bladder wall is affect by bladder diverticula? 2
- Typically lateral wall
- Congenital and affects all 3 layers, located near ureteral orifice
What is affected by bladder diverticula look like? What has a higher occurence with bladder diverticula? 2
- Inner 2 layers
- High occurrence with neurogenic bladder
What does bladder diverticula look like on u/s? 3
- Varying sizes and numbers
- May disappear post void
- Urinary stasis (stone formation and infection)
What is MBO stand for?
Mechanical bowel obstruction?
What is MBO? 4 (Late stage, early stage)
- Physical obstruction (mass, extrinsic compression)
- Dilated bowel loops proximal to blockage (fluid or gas)
- Hyperperistalsis - earlier stage
- No peristalsis - late stage
What does this image represent?
Chronic cholecystitis
What does this image represent?
Mirizzi syndrome
What does this image represent?
Porcelain gallbladder
What does this image represent?
Acute Cholangitis
What does this image represent?
Biliary ascariasis
What does this image represent?
Primary sclerosing cholangitis
What does this image represent?
Diffuse Acute pancreatitis
What does this image represent?
Focal Acute pancreatitis
What does this image represent?
Chronic pancreatitis
What does this image represent?
Crohn’s disease
What does this image represent?
Ulcerative cholangitis
What does this image represent?
Appendicitis
What does this image represent?
Appendicitis
What does this image represent?
Mucocele
What does this image represent?
Diverticulitis LLQ
What does this image represent?
Bladder diverticula
What is S/S of MBO? 2
- Abdomen pain and distension
- Vomiting and diarrhea
What is Intussusception?
Invagination of the bowel segment into the next distal segment
What is s/s of intussusception? 3
- Pain
- Vomiting
- Currant jelly stools
What is the most common cause of obstruction in a child?
Intussusception
What does intussusception look like on u/s? 2
- Seen as multiple concentric rings (donut signs)
- Target appearance/ pseudo kidney sign
What is a volvulus?
Obstruction caused by twisting of the bowel
UTIs have a higher incidence rate in what demographic? 2
- Women
- Diabetics and immunocompromised
UTI affects what organs?
Bladders but may work its way up to their kidney
What is acute pyelonephritis?
Inflamed renal tubules
What is acute pyelonephritis caused by?
E.coli
Who is affected by Acute pyelonephritis?
Young women
How might Acute pyelonephritis appear?
Focal and diffuse
How is acute pyelonephritis diagnosed?
Lab work
When is imaging for acute pyelonephritis imaging done?
When symptoms persists
How abnormal is a condition of acute pyelonephritis?
Usually normal
With acute pyelonephritis, what would we see as signs? 4
- Loss of CM junction
- Renal enlargement
- Compression of sinus
- Altered echo texture
What might we see with acute pyelonephritis on u/s?
Focal masses and gas
What is chronic pyelonephritis?
Interstitial nephritis
What is chronic pyelonephritis caused by?
Vesicoureteric reflux
Chronic pyelonephritis affects which demographic? 2
- Starts at young age
- Female
What is the sonographic appearance of chronic pyelonephritis? 4
- Cortical scarring
- Asymmetrical change
- Atrophy
- Dilated, blunted calyces
Abscesses are a complication of what?
Pyelonephritis
Abscesses may decompress into what?
Collecting system or perinephric space
What is the process in terms of getting abscess ultrasound? 2
- CT initial screen
- U/S follow resolving abscess
What does abscesses look like u/s? 5
- Solitary
- Round
- Thick wall
- Complex cysts
- Gas bubbles
What is pyonephrosis?
Pus in collecting system
How/where does pyonephrosis appear in young adults?
UPJ obstruction/stones
How does pyonephrosis appear like with elderly?
Malignant obstruction
What does the U/S look like with pyonephrosis? 3
- Hydroneprhosis
- Low level echoes
- Mobile debris
What are two forms of rare pyelonephritis? 2
- Emphysematous
- Xanthogranulomatous
What is emphysematous?
Gas forms in the parenchyma of the kidney
What does emphysematous look like on u/s? 2
- Echogenic lines
- Dirty shadow
Who is affected more often with emphysematous?
Diabetic older women
What is the Preferred imaging tool for emphysematous?
CT evaluation
What is Xanthogranulomatous?
Chronic pus forming
What does Xanthogranulomatous look like on u/s? 3 (what might be seen in it?)
- Diffuse or focal
- Usually unilateral
- Staghorn calculi
Who is affected by fungal infections?
Diabetics/ immunocompromised
What might fungal infections be affected by?
Indwelling catheters
What is the most common form of fungal infections?
Candida albicans
What might fungal infection appear as?
Fungal balls
What does fungal infections look like on u/s?
Hypoechoic parenchymal masses (Abscesses)
What are DDXs of fungal balls? 3
- Blood clot
- Tumor
- Polyp
What does fungal balls look like?
Echogenic non-shadowing mass which is mobile
How do women contract infectious cystitis?
E.coli
How does men contract infectious cystitis? 2
- Prostatitis
- Bladder outlet obstruction
What might we see with infectious cystitis? 3 (S/S)
- Mucosal edema
- Decreased bladder capacity
- Hematuria
What is chronic cystitis?
Chronic inflammation
Who is most affected by chronic cystitis?
Middle age women
What are s/s of chronic cystitis ? 3
- Frequency
- Urgency
- Hematuria
What does chronic cystitis look like on u/s? What possible appearance does it have?
- Thick walled bladder
- Possible TCC appearance
What is interstitial cystitis?
Chronic bladder infection
What is the etiology of interstitial cystitis?
Unknown cause
What can interstitial cystitis mimic sonographically?
Bladder cancer
What is neurogenic bladder?
Loss of voluntary control of voiding
What might we see with neurogenic bladder? 4
- Trebeculated bladder
- Debris
- Stones
- Hydroneprhosis
What is the etiology of retroperitoneal fibrosis?
Unknown etiology
What might retroperitoneal fibrosis look like? What does it do? 2
Sheets of fibrous tissue in the retroperitoneum, which
1. Drape over great vessels
2. Surround ureters
What is the modality of choice in terms of imaging retroperitoneal fibrosis?
CT
How does retroperitoneal fibrosis look like on u/s? 2
- Hypoechoic, homogenous masses
- Enveloped/ obstructed retroperitoneal structures
What does BPH stand for?
Benign prostatic hyperplasia
What is BPH?
Enlargement of the prostate
What is the common age of occurrence for BPH?
Over 50 years of age
What is the upper limits of normal for the prostate?
40g
What area of the prostate enlarges with BPH?
Transition zone which also becomes nodular
Does s/s always correlate?
Nope
What is the s/s of the BPH? 2
- Nocturia
- Difficulty voiding
What are some features of BPH sonographically? 6
- Enlargement of the inner gland
- Hypoechoic inner region
- Calcifications
- Degenerative cyst s
- Nodules
- Heterogenous
What is TURP
Endoscope into penile urethra and the prostrate is respected using electrocautery used to control bleeding
transurethral retrograde prostatectomy
What is the new method of turp?
Laser surgery
How is laser TURP done?
Tissue is not cut but heated rapidly
Destroyed tissue with laser turn is removed how?
It is absorbed into the body
What does TURP do?
Relives symptoms of BPH
What is Prostatits? 2
- Inflammation of prostate and SV
- Organisms from lower urethra invade ducts in peripheral zone
How many different forms of prostatitis are there?
Acute or chronic forms
What is the S/S of prostatitis? 3
- Low back pain
- Dysuria
- Perineal pressure
What do we see in lab with prostatitis?
Increase PSA
What is the role of TRUS with acute prostatitis?
Limited role
What do we see with acute prostatitis on u/s? 3
- Hypoecohic areas
- Hypervascularity
- Possible abscess
What is a main symptom of acute prostatitis?
PAIN
What does chronic prostatitis look like on u/s? 5
- Focal masses
- Varying echogenicity
- Calcifications
- Periurethral gland irregularity
- Dilated SV
What is a pleural effusion?
Fluid in thoracic cavity between visceral and parietal pleura
What does transudative pleural effusion look like? And what conditions is it seen with? 2
- Anechoic fluid
- Seen with CHF and Cirrhosis
How does exudative pleural effusion look like? 3
- Echogenic fluid
- Septations
- Pleural thickening
What is exudative pleural effusions seen with? 2
- Infection
- Neoplasms
What is the most frequent cause of LUQ mass?
Splenomegaly
What are symptoms of Splenomegaly? 3
- LUQ fullness
- Pain
- Palpable spleen
What are causes of Splenomegaly? 6
- Infection
- Inflammation
- Hematological disorders
- Neoplasia (benign and malignant)
- Congestion (PV thrombosis, portal hypertension)
- Infiltration
What are some infection causes of Splenomegaly? 3
- Mono
- TB
- Malaria
What is an example of inflammation causes of Splenomegaly?
Sarcoidosis
What is mild to moderate Splenomegaly affected by? (Most likely) 3
- Portal hypertension
- Infection
- AIDS
What does Marked Splenomegaly include? 2
- Leukaemia
- Lymphoma
What are some complications of splenomegaly?
Spontaneous rupture with minimal trauma or even a cough
What is AIDS?
Syndrome of opportunistic infections (those that can be eliminated in people with healthy immunity)
AIDS is the final stage of what?
HIV
What is seen with AIDS 5
- Moderate Splenomegaly
- Candida
- Pneumocystis carinii
- Kaposi’s sarcoma
- Lymphoma
Is kaposi’s sarcoma seen on U/S?
Rarely
What is Kaposi’s sarcoma? 2
- Hyperechoic nodules in the liver
- Adrenal gland
What is Lymphoma?
Hypoehcoic liver masses
Kaposi’s gland usually affects what?
Adrenal gland and GI tract
What is acute thyphlitis? 2
- Inflammation of cecum/ ascending colon
- Concentric uniform thickening
What does this image represent?
Intussusception
What does this image represent?
Acute pyelonephritis
What does this image represent?
Chronic pyelonephritis
What does this image represent?
Abscesses
What does this image represent?
Pyonephrosis
What does this image represent?
Fungal balls
Label
What does this image represent?
Cystitis
What does this image represent?
Retroperitoneal fibrosis
What does this image represent ?
Features of BPH
What does this image represent?
TURP
What does this image represent?
Pleural effusion
What does this image represent?
Splenomegaly