Renal (Exam #3) Flashcards
GENERALLY for kidney disease, what two values should be low and which one should be high?
- LOW: GFR, UO
- HIGH: Cr
What is a measure of number of functional nephrons? Can this be measured directly?
GFR
- NOPE, need MDRD or Cockcroft-Gault formulas
What lab value is used to screen or monitor disease with tx for prostate CA?
Prostate-Specific Antigen (PSA)
PSA is seen in all males but high if… (4)?
- Prostate CA
- BPH
- Prostatitis
- AFTER prostate manipulation
What diagnostic test should be used to detect prostate CA in patients with a HIGH PSA?
Prostate US/Biopsy transrectally (TRUS)
High ANA is indicative of what?
SLE
High C-ANCA/P-ANCA is indicative of what?
Granulomatosis with Polyangiitis (GPA)
High Anti-GBM is indicative of what?
Goodpasture Syndrome
What UA finding is earliest clinical sign of diabetic nephropathy?
Microalbumin
What UA finding is never normal; seen with acute interstitial nephritis?
Urine Eosinophils
Bence Jones proteins seen on what diagnostic test is indicative of MM?
UPEP
What is the first line radiographic test ordered if renal failure of UO or “abdominal/flank pain”?
Renal US
What radiographic test can distinguish renal mass vs. cyst?
CT Scan
What is the gold standard test for nephrolithiasis?
CT WITHOUT contrast
What is the concern with using Iodine contrast, and what can this lead to?
Can be nephrotoxic
- Can cause Contrast-Induced Nephropathy = CNI
What medication should be held for 48 hours prior to performing a CT WITH contrast, and WHY?
Metformin
- Avoid lactic acidosis
What is the gold standard test for renal vein thrombosis?
MRI
What might Gadolinium contrast may increase risk for?
Nephrogenic systemic fibrosis
What radiographic test can show “string of pearls”, and what is this indicative of?
Renal Angiography
- Indicates Fibromuscular Dysplasia
What test is x-ray w/ contrast; almost never ordered because other tests available (dye concern)?
Intravenous Pyelogram (IVP)
What test is preferred to IVP for bladder-specific conditions?
Cystourethrogram
With what test is post-procedural hematuria expected and should clear within 3 voids?
Cystoscopy
- Commonly used by urology
- Cystoscope inserted into urethra → bladder
If ordering a Testicular US, what other test should always be obtained, and why?
Obtain Doppler to evaluate blood flow
- R/O testicular torsion
What involves diseases that present in nephritic spectrum; inflammatory process → renal dysfunction?
Glomerulonephritis (GN)
What condition involves hematuria (smoky/cola-colored)?
Glomerulonephritis (GN)
What condition involves RBC casts?
Glomerulonephritis (GN)
What condition involves dysmorphic RBCs?
Glomerulonephritis (GN)
What condition involves proteinuria (<3 g/day)?
Glomerulonephritis (GN)
With what condition will you not see clots in hematuria, but may have proteinuria?
Glomerulonephritis (GN)
What is the general treatment for Glomerulonephritis (GN)? What medication may be considered?
Depends on underlying cause SO JUST nephrology referral
- Consider ACE-I/ARB for renoprotection
With what two conditions should IMMEDIATE hospitalization be considered with Glomerulonephritis (GN)?
- Acute Nephritic Syndrome
- Rapidly Progressive Glomerulonephritis (RPGN)/Crescentic Glomerulonephritis
What condition is due to progressive loss of renal function over short period of time?
Rapidly Progressive Glomerulonephritis (RPGN)
- AKA Crescentic Glomerulonephritis
What condition involves crescent formation of glomerular cells?
Rapidly Progressive Glomerulonephritis (RPGN)
- AKA Crescentic Glomerulonephritis
What is the most common cause of primary Glomerulonephritis (GN)?
IgA Nephropathy
What condition peaks 2nd and 3rd decades of life, often male?
IgA Nephropathy
What condition involves gross hematuria 1-2 DAYS after URI?
IgA Nephropathy
With IgA Nephropathy, if there is persistent proteinuria >1 g/dL, high Cr/low GFR or HTN, what medication should be considered?
ACE-I/ARB +/- steroids
What condition is due to group A beta-hemolytic strep; more common in male children?
Poststreptococcal Glomerulonephritis (PSGN)
What condition occurs 1-3 WEEKS after pharyngitis or skin infection (impetigo)?
Poststreptococcal Glomerulonephritis (PSGN)
What diagnostic finding is indicative of Poststreptococcal Glomerulonephritis (PSGN)?
Recent GAS infection with high ASO or +throat/skin culture
What is the recommended treatment for Poststreptococcal Glomerulonephritis (PSGN)?
SUPPORTIVE
Is recurrence of Poststreptococcal Glomerulonephritis (PSGN) common or rare?
RARE
What condition involves tetrad of palpable purpura (rash), arthralgias, abdominal pain, renal disease after URI?
IgA Vasculitis (IgAV) = Henoch-Schönlein Purpura (HSP)
What tetrad of symptoms is seen with IgA Vasculitis (IgAV) = Henoch-Schönlein Purpura (HSP)?
- Palpable purpura
- Arthralgias
- Abdominal pain
- Renal disease
What is the recommended treatment for IgA Vasculitis (IgAV) = Henoch-Schönlein Purpura (HSP)?
SUPPORTIVE
What age group has higher risk of progressive renal disease a few days-1 month after onset of systemic sxs with IgA Vasculitis (IgAV) = Henoch-Schönlein Purpura (HSP)?
ADULTS
What two age groups are most affected by Anti-GBM Antibody Disease (Goodpasture Syndrome)?
- Male in 3rd decade (more severe)
- Female in 6th/7th decade
What two conditions/findings are consistent with Anti-GBM Antibody Disease (Goodpasture Syndrome)?
- RPGN
- Alveolar hemorrhage (pulmonary)
What condition involves anti-GBM antibodies in serum or biopsy? What other test may be positive?
Anti-GBM Antibody Disease (Goodpasture Syndrome)
+/- positive ANCA
What two medications are recommended for treatment of Anti-GBM Antibody Disease (Goodpasture Syndrome)?
- Prednisone
- Cyclophosphamide
What condition presents with +Anti-ds DNA antibodies?
Lupus Nephritis (LN) aka Systemic Lupus Erythematosus Nephritis
What condition is ANCA-associated, where ANCA antibodies produce tissue and vascular damage?
Pauci-Immune Glomerulonephritis
What are the three possible causes of Pauci-Immune Glomerulonephritis? How do you treat ALL THREE?
- Granulomatosis with Polyangiitis (GPA)
- Microscopic Polyangiitis (MPA)
- Eosinophilic Granulomatosis with Polyangiitis (EGPA)
Tx: referral +/- immunosuppressants
What condition involves necrotizing granulomas, and what is it a possible cause of?
Granulomatosis with Polyangiitis (GPA)
- Possible cause of Pauci-Immune Glomerulonephritis
What triad is consistent with Granulomatosis with Polyangiitis (GPA)?
- Upper respiratory sxs
- Lower respiratory sxs
- GN
What condition involves nasal/oral inflammation, saddle nose deformity; RPGN common?
Granulomatosis with Polyangiitis (GPA)
How can you differentiate Granulomatosis with Polyangiitis (GPA) from Microscopic Polyangiitis (MPA) and Eosinophilic Granulomatosis with Polyangiitis (EGPA)?
GPA = C-ANCA
- MPA and EGPA = P-ANCA
What condition involves ONLY lower respiratory sxs and GN? How does this differ from Granulomatosis with Polyangiitis (GPA)?
Microscopic Polyangiitis (MPA)
- NO granulomas
- NO upper resp. sxs
What two findings/symptoms are associated with Eosinophilic Granulomatosis with Polyangiitis (EGPA)?
- Asthma
- Eosinophilia
What condition involves prodromal (Atopic Triad) → Eosinophilic → Vasculitis (systemic renal sxs)?
Eosinophilic Granulomatosis with Polyangiitis (EGPA)
What condition is common; often asymptomatic and found incidentally on US?
Simple Renal Cyst
What condition is benign = NO enhancement with contrast, round, sharply demarcated, smooth walls?
Simple Renal Cyst
What condition is an inherited disease that causes irreversible decline in kidney function? What are the two types, and what symptom/finding is seen with BOTH?
Polycystic Kidney Disease (PKD)
- Autosomal Dominant PKD (ADPKD)
- Autosomal Recessive PKD (ARPKD)
BOTH have bilateral marked kidney enlargement
In Autosomal Dominant PKD (ADPKD), which gene is mutated? In Autosomal Recessive PKD (ARPKD), which gene is mutated?
- ADPKD: PKD1 OR PKD2
- ARPKD: PKD1 only
How does the presentation of Autosomal Recessive PKD (ARPKD) differ from ADPKD? What can this lead to (2)?
Kidneys AND Liver
- Bilateral marked kidney enlargement AND congenital hepatic fibrosis
Can lead to HTN and portal HTN
What two non-renal conditions are often associated with Autosomal Dominant PKD (ADPKD)?
- HTN
- Liver cysts
What two non-pharmacologic treatments are recommended for Autosomal Dominant PKD (ADPKD)?
- Strict BP control/low-salt diet
- Pain control
What medication can also be prescribed to treat Autosomal Dominant PKD (ADPKD)?
Tolvaptan
What condition involves abrupt loss of kidney function resulting in urea retention, dysregulation of volume status and electrolytes?
Acute Kidney Injury (AKI)
What are the three aspects of KDIGO Diagnostic Criteria (need 1 of 3)?
- Increase in serum Cr by >0.3 mg/dL within 48 hours
- Increase in serum Cr to >1.5 times baseline
- Urine volume <0.5 mL/kg/hour for 6 hours
What renal condition is often common in hospitalized patients, and what are two likely causes?
Acute Kidney Injury (AKI)
- Prerenal disease
- ATN
What does prerenal etiology of Acute Kidney Injury (AKI) mean?
Decreased renal BF
What does intrinsic etiology of Acute Kidney Injury (AKI) mean?
Acute tubular necrosis (ATN)
- Pathology of vessels, glomeruli, tubules
What does post renal etiology of Acute Kidney Injury (AKI) mean?
Obstruction
What is the most common renal etiology of Acute Kidney Injury (AKI)? What is second most common?
MOST common = ATN (intrinsic)
- 2nd most common: prerenal
What are five possible causes of prerenal Acute Kidney Injury (AKI)?
- Volume depletion
- Hypotension
- Edema
- Selective renal ischemia
- Drugs affecting GFR
What two drug groups can cause prerenal Acute Kidney Injury (AKI)?
- NSAIDs
- ACE-I
What are three possible causes of intrinsic Acute Kidney Injury (AKI)?
- Renal ischemia
- Sepsis
- Nephrotoxins (IV contrast)
What are three risk factors for IV contrast toxicity in intrinsic Acute Kidney Injury (AKI)?
- Pre-existing renal disease
- Volume depletion
- Repeated doses of contrast
What can cause renal tubular epithelial cell toxicity, renal medullary ischemia?
IV contrast toxicity
A reduction in GFR WITHOUT hx of prerenal requires what for posterenal Acute Kidney Injury (AKI)?
BILATERAL obstruction
What are two of the most common reasons for posterenal Acute Kidney Injury (AKI)?
- Prostatic disease (BPH, CA)
- Metastatic CA
What condition involves “muddy brown casts”?
ATN
What does FENa measure? What does an FENa <1% indicate? What does an FENa >2% indicate?
FENa = measures % of Na+ excreted in urine
- FENa <1% = prerenal
- FENa >2% = ATN
What test can be used to assess for obstruction, and what can obstruction predispose you for?
Renal US
- Obstruction can predispose for UTI → urosepsis → kidney failure
SEVERE Acute Kidney Injury (AKI) can present with what symptom?
AMS
What are six possible complications of Acute Kidney Injury (AKI)? What is often the treatment if any of these complications are present?
- Volume imbalance
- Metabolic acidosis
- Hyperkalemia
- Hypocalcemia
- Hyperphosphatemia
- Uremia
If complications present, often requires hemodialysis to treat
If volume depleted due to Acute Kidney Injury (AKI), what is the recommended treatment? If the patient does not respond, what is the likely etiology of AKI?
1-3 L of IV fluids (isotonic crystalloids)
- Likely ATN or intrinsic AKI (not prerenal)
If volume overloaded due to Acute Kidney Injury (AKI), what is the recommended treatment? What should be considered with this treatment decision?
Diuretics temporarily
- STOP diuretics if UO does not increase with diuretic use (NOT for long-term use)
If mild case of metabolic acidosis due to Acute Kidney Injury (AKI), what is the recommended treatment? What symptom especially calls for this treatment?
Give bicarbonate
- Especially if diarrhea
- If overloaded, no bicarb because → increase Na+ load
If overloaded or severe case of metabolic acidosis due to Acute Kidney Injury (AKI), what is the recommended treatment? Why can’t bicarbonate be used to treat overload AKI?
Dialysis
- If overloaded, no bicarb because → increase Na+ load
What can hyperkalemia due to Acute Kidney Injury (AKI) cause symptomatically (2)? How do you treat this (2)?
NM issues and/or arrhythmias
- Treat with medicine and dialysis (drive K+ from ECF → ICF and remove excess K+)
What often causes Hypocalcemia due to Acute Kidney Injury (AKI)?
Hypocalcemia often occurs because of hyperphosphatemia
If symptomatic hypocalcemia due to Acute Kidney Injury (AKI), what is the recommended treatment? What three symptoms might present as hypocalcemia?
Give IV Calcium
- Trousseau’s sign
- Chvostek’s sign
- QT prolongation
If asymptomatic hyperphosphatemia of >5.5 mg/dL present with Acute Kidney Injury (AKI), what is the recommended treatment?
Phosphate binders
For hyperphosphatemia + LOW serum Ca2+ with Acute Kidney Injury (AKI), what is the recommended treatment (2)?
- Calcium acetate
- Calcium carbonate
For hyperphosphatemia + HIGH serum Ca2+ with Acute Kidney Injury (AKI), what is the recommended treatment (2)?
- Aluminum hydroxide
- Lanthanum carbonate
What stage is uremia (“urine in blood) more common with, and what is the recommended treatment if severe?
More common in CKD
- If severe (neuropathy, pericarditis), start dialysis
What involves diffusion of small molecules down their concentration gradient? What types of molecules CAN diffuse?
Dialysis
- Small molecules = waste (urea, Cr, K+ and excess fluid) can cross
What is the general prognosis for Acute Kidney Injury (AKI)?
MOST recover renal function with normalized Cr and UO
- BUT MANY have residual renal dysfunction
What two issues are those with an Acute Kidney Injury (AKI) at increased risk for?
- Another AKI
- Develop CKD
What constitutes Chronic Kidney Disease (CKD)?
- Decreased kidney function (GFR <60)
OR - Kidney damage (albuminuria with ACR of 30+)
FOR 3+ MONTHS = chronic
What constitutes Stage 1 kidney disease?
Kidney damage with normal GFR (90+)
What constitutes Stage 2 kidney disease?
Kidney damage with mildly low GFR (60-89)
What constitutes Stage 3a kidney disease?
Mild/moderate GFR of 45-59
What constitutes Stage 3b kidney disease?
Moderate/severe GFR of 30-44
What constitutes Stage 4 kidney disease?
Severely low GFR (15-29)
What constitutes Stage 5 kidney disease?
FAILURE (GFR <15)
What constitutes Stage 1 kidney disease (ACR specifically)?
Normal/mild increase of ACR (<30)
What constitutes Stage 2 kidney disease (ACR specifically)?
Moderately increased ACR (30-300)
What constitutes Stage 3 kidney disease (ACR specifically)?
Severely increased ACR (>300)
What is the hallmark of progressive kidney disease?
Declining GFR
What condition involves nephron destruction leads to compensatory hypertrophy with supranormal GFR of remaining nephrons → overwork injury of remaining nephrons… What does this lead to?
Chronic Kidney Disease (CKD)
- Leads to dlomerular sclerosis and interstitial fibrosis
What two hormones are LOW in Chronic Kidney Disease (CKD)?
- Erythropoietin
- Calcitriol (active Vitamin D3)
What two conditions are often the cause of Chronic Kidney Disease (CKD)? What is another possible cause we discussed?
What are three other risk factors for CKD?
- DM
- HTN
Also, chronic tubulointerstitial disease
RF other than DM, HTN: 65+ years, hx of AKI, CVD
What condition should be considered with CKD that involves accumulation of metabolic waste or uremic toxins?
Uremic Syndrome
What condition involves fatigue, malaise, pericarditis, encephalopathy?
Uremic Syndrome
- Associated with CKD
What four symptoms are associated with Uremic Syndrome?
- Fatigue
- Malaise
- Pericarditis
- Encephalopathy
CKD alone is risk factor for developing what disease?
CVD
What group of diseases involves low GFR → secondary hyperparathyroidism?
CKD-Mineral/Bone Disorders (CKD-MBD)
CKD-Mineral/Bone Disorders (CKD-MBD) can lead to what condition? What four lab findings are often seen with CKD/MBD?
Secondary hyperparathyroidism
- Hyperkalemia
- Hyperphosphatemia
- Hypocalcemia
- High PTH
What medication can be used to treat proteinuric CKD by decreasing albuminuria?
ACE-I/ARBs
ACE-I/ARBs are considered _____, but CAN be harmful if used with what two conditions?
ACE-I/ARBs are renoprotective but CAN be harmful if…
- AKI
- Bilateral renal artery stenosis
What is the target BP control for CKD WITH proteinuria? What is the target BP control for CKD without proteinuria?
- WITH proteinuria: <130/80
- Without proteinuria: <140/90
What are the two types of dialysis, and what is a complication for each?
- Hemodialysis: hypotension
- Peritoneal dialysis: peritonitis
What treatment is often used for ESRD? BUT what is the TREATMENT OF CHOICE?
Dialysis often used
- Treatment of choice of ESRD is kidney transplant
What two improvements are seen with kidney transplant?
- Improve quality of life
- Reduce mortality risk
What are the three types of Chronic Tubulointerstitial Disease, and what is this a possible cause of?
Chronic Tubulointerstitial Disease can lead to CKD
- Obstructive Uropathy
- Reflux Nephropathy
- Analgesic Nephropathy
Which group of diseases involves tubules and interstitium (NOT glomeruli)?
Chronic Tubulointerstitial Disease
What two findings characterize Chronic Tubulointerstitial Disease?
- Interstitial scarring
- Tubular atrophy
What two general symptoms/findings are seen with Chronic Tubulointerstitial Disease?
- Polyuria
- Hyperkalemia
What condition involves prolonged/recurrent obstruction of urinary tract → chronic reduction of GFR, and what can this cause/eventually lead to?
Obstructive Uropathy
- Causes Chronic Tubulointerstitial Disease → CKD
What two tests are used to diagnose Obstructive Uropathy, and what is seen with each?
- UA shows sterile pyuria
- Renal US shows hydronephrosis
What condition is a consequence of vesicoureteral reflux (VUR), and what can this cause/eventually lead to?
Reflux Nephropathy
- Causes Chronic Tubulointerstitial Disease → CKD
In what population is Reflux Nephropathy often diagnosed in?
Young children with history of recurrent UTIs +/- HTN
What two tests are used to diagnose Reflux Nephropathy?
- Renal US
- Voiding cystourethrogram (VCUG)
What condition involves long-term consumption of analgesics, and what can this cause/eventually lead to?
Analgesic Nephropathy
- Causes Chronic Tubulointerstitial Disease → CKD
How is Analgesic Nephropathy often diagnosed?
Incidental finding of high serum Cr
What condition involves NON-inflammatory damage to glomerular capillary wall?
Nephrotic Syndrome
Compare proteinuria of Nephritic Syndrome and Nephrotic Syndrome.
- Nephritic: proteinuria <3 g/dL
- Nephrotic: proteinuria >3.5 g/dL
What are the three PRIMARY causes of Nephrotic Syndrome?
- Minimal Change Disease (MCD)
- Membranous Nephropathy (MN)
- Focal Segmental Glomerulosclerosis (FSGS)
What is the most common cause of nephrotic syndrome in children?
Minimal Change Disease (MCD)
What condition involves sudden onset edema over days/weeks, and what is this a possible cause of?
Minimal Change Disease (MCD)
- Can cause Nephrotic Syndrome
What condition is seen post-URI; NO changes on light microscopy, primarily effects podocytes? What is this a possible cause of?
Minimal Change Disease (MCD)
- Can cause Nephrotic Syndrome
What is one of most common causes of nephrotic syndrome in adults?
Membranous Nephropathy (MN)
What condition involves white males age 40+ years; primary = immune-mediated vs. secondary = HBV, autoimmune diseases? What is this a possible cause of?
Membranous Nephropathy (MN) - Can cause Nephrotic Syndrome
What are you at higher risk of with Membranous Nephropathy (MN)?
Hypercoagulation
What is one of most common causes of primary nephrotic syndrome in adults?
Focal Segmental Glomerulosclerosis (FSGS)
What condition is often seen in middle-aged AA male, and what is this a possible cause of?
Focal Segmental Glomerulosclerosis (FSGS)
- Can cause Nephrotic Syndrome
What condition involves histologic pattern of kidney injury; sclerosis in parts of 1+ glomerulus (focal)? What is this a possible cause of?
Focal Segmental Glomerulosclerosis (FSGS)
- Can cause Nephrotic Syndrome
What are the two SECONDARY causes of Nephrotic Syndrome?
- Diabetic Nephropathy
- Amyloidosis
What is the most common cause of ESRD in U.S.?
Diabetic Nephropathy
What two labs findings are often seen with Diabetic Nephropathy?
- Hyperglycemia
- Albuminuria >300 mg/d
What other condition is commonly associated with Diabetic Nephropathy?
Retinopathy
What diagnostic test should be used to diagnose Amyloidosis (causes Nephrotic Syndrome)?
SPEP/UPEP
What two symptoms are associated with Nephrotic Syndrome?
- “Foamy urine”
- Edema
What condition involves “foamy urine”?
Nephrotic Syndrome
What are two possible complications of Nephrotic Syndrome?
- Hypercoagulability
- Infection
What diagnostic finding is associated with Nephrotic Syndrome?
Oval fat bodies
What two things can cause false negative nitrite for UTI?
- Non-nitrate producing organism
- Frequent urination
What two things can cause false positive LE for UTI?
- Vaginal contamination
- Trichomonas infection
What is the most common pathogen of UTI?
Escherichia coli
What condition is an infection confined to bladder, and what types of symptoms are seen?
Acute Simple Cystitis
- No systemic sxs or sxs suggestive of upper UTI (“classic sxs” = dysuria, urinary frequency, urgency)
What condition is an infection that extends beyond bladder, and what types of symptoms are seen?
Acute Complicated UTI
- More systemic sxs like fever, chills, flank pain, CVA tenderness
What are the four special populations for UTI?
- Pregnant
- Males
- IC
- Comorbidities
What three symptoms are suggestive of Acute Simple Cystitis?
- Dysuria
- Frequency
- Urgency
What population may present with atypical sxs with Acute Simple Cystitis, and what are two example symptoms?
Elderly
- Can present with AMS/confusion, nocturne
What four labs are often positive for Acute Simple Cystitis?
- +LE
- +Nitrites
- Pyuria
- Bacteriuria
What symptomatic care (medication) can be prescribed to treat Acute Simple Cystitis?
Pyridium
How long should Pyridium be prescribed, and why (2)?
Pyridium for 2 days ONLY
- Can mask sxs, decrease GFR
If normal patient (not special population), what three antibiotics can be used to treat Acute Simple Cystitis?
- Nitrofurantoin/Macrobid
- Bactrim
- Fosfomycin/Monurol
If pregnant, what three antibiotics can be used to treat Acute Simple Cystitis?
- Augmentin
- Cefpodoxime
- Fosfomycin/Monurol
What antibiotic should be avoided if pregnant?
Fluoroquinolones
If male (but normal), how does treatment to treat Acute Simple Cystitis change? What three antibiotics are used?
Duration is longer (7 days)
- Nitrofurantoin/Macrobid
- Bactrim
- Fosfomycin/Monurol
If IC or comorbidites, how does treatment to treat Acute Simple Cystitis change? What three antibiotics are used?
Duration is much longer (7-14 days)
- Nitrofurantoin/Macrobid
- Bactrim
- Fosfomycin/Monurol
Under what condition should a follow up culture be ordered for Acute Simple Cystitis (2)?
ONLY needed if pregnant or symptoms persist post-abx
What is an infection of LOWER urinary tract?
Acute Simple Cystitis
What is an infection of UPPER urinary tract (ascent of bacteria up ureters from bladder)?
Acute Pyelonephritis
What five additional symptoms are seen with Acute Pyelonephritis (not with Acute Simple Cystitis)?
- Fever
- Chills
- Abdominal/flank pain
- N
- V
What two physical exam findings are seen with Acute Pyelonephritis?
- Fever
- CVA tenderness
How can you differentiate Acute Simple Cystitis from Acute Pyelonephritis diagnostically?
WBC Casts
Is follow up required for Acute Pyelonephritis?
MUST FOLLOW UP IN 48-72 HOURS REGARDLESS OF OP TX
If mild/moderate Acute Pyelonephritis, what antibiotics can be used?
Fluoroquinolones (Ciprofloxacin, Levofloxacin)
If severe Acute Pyelonephritis, what antibiotics can be used (4)?
IV antibiotics
- Fluoroquinolone
- Extended spectrum Cephalosporin
- Extended spectrum Penicillin
- Carbapenem
What four complications are possible with Acute Pyelonephritis?
- Sepsis with shock
- Renal failure
- Scarring/chronic pyelonephritis
- Renal abscess
What condition involves LOWER UTI sxs for 6+ weeks, no obvious infection?
Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)
What condition often coexists with other chronic pain conditions; more common in women?
Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)
What is the primary symptoms associated with Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS), and what makes it better AND worse?
Chronic, debilitating pain
- Worse with bladder filling
- Better with voiding
What condition involves chronic, debilitating bladder pain worse with bladder filling, relieved with voiding?
Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)
What condition involves altered urothelium?
Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)
What condition involves disruption of GAG layer, mast cell activation, neural hypersensitivity?
Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)
What renal condition is a diagnosis of exclusion?
Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)
What diagnostic test should be ordered if smoker/smoking history?
Urine cytology
What test can be used to support the diagnosis of Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)?
Cystoscopy
What is the FIRST line treatment for Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)?
LIFESTYLE
- Diet modifications, bladder retraining, exercise, psychotherapy, Pyridium
What three medications can be considered as SECOND line treatment for Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)?
- Tricyclic Antidepressants (Amitriptyline)
- Pentosan Polysulfate (Elmiron)
- Antihistamines (Hydroxyzine)
What condition involves risk factors of 65+, women, obese, parity, prolapse, DM, neuro disease?
Overactive Bladder (OAB)
What causes Overactive Bladder (OAB)?
Overactivity of Detrusor muscle
What three symptoms are consistent with Overactive Bladder (OAB)?
- Urgency
- Incontinence
- Frequency of small
What is the first line treatment for Overactive Bladder (OAB) (3)?
- Kegel exercises
- Lifestyle modifications
- Bladder training
What two medications can be considered as SECOND line treatment for Overactive Bladder (OAB)?
- Antimuscarinics
- Beta3 Agonists
What is the most common type of crystal seen with Nephrolithiasis/Ureterolithiasis? What other crystal type is common?
- Calcium oxalate = MOST common
- Calcium phosphate
How can you differentiate uric acid crystals vs. calcium crystals for Nephrolithiasis/Ureterolithiasis?
Uric acid crystals are usually radiolucent (NOT seen on x-ray)
What condition involves pain/“renal colic” (flank radiating to groin); hematuria?
Nephrolithiasis/Ureterolithiasis
What is the gold standard test for Nephrolithiasis/Ureterolithiasis?
LDCT WITHOUT contrast
What two medications are recommended for treatment of Nephrolithiasis/Ureterolithiasis?
- NSAIDs (unless surgery)
- Alpha-Blocker (Tamsulosin)
What size stone should pass spontaneously with Nephrolithiasis/Ureterolithiasis?
Less than or equal to 5 mm
Under what five conditions should you refer to urology for Nephrolithiasis/Ureterolithiasis, and which two conditions are URGENT referral?
- > 10 mm
- Fail to pass
- Significant obstruction
- Infection = URGENT
- Renal involvement = URGENT
What two medications can be considered for prophylaxis treatment of Nephrolithiasis/Ureterolithiasis?
- Allopurinol
- HCTZ
What is the most common benign tumor in men 40-80 years?
Benign Prostatic Hyperplasia (BPH)
What condition involves proliferation of tissue in transitional zone?
Benign Prostatic Hyperplasia (BPH)
What are four risk factors for Benign Prostatic Hyperplasia (BPH)?
- Type II DM (nocturia)
- Age 60+ years
- Black
- History of 3+ months of bothersome urinary sxs
What is the FIRST line treatment for Benign Prostatic Hyperplasia (BPH)?
Behavior modifications
- Avoid caffeine/alcohol/meds
- Fluid restrict before bed or going out
- Double void
What is the SECOND line treatment for Benign Prostatic Hyperplasia (BPH)? Give an example.
Alpha-Blockers
- Tamsulosin
- Doxazosin
- Terazosin
What is the THIRD line treatment for Benign Prostatic Hyperplasia (BPH)? Give an example.
5-Alpha Reductase Inhibitors
- Finasteride
What is the most common general etiology of Acute Bacterial Prostatitis? What is the alternative?
Often urinary pathogens (i.e. E. coli)
- Can be STI (gonorrhea, chlamydia)
What condition presents with DRE = tender, edema (unlike UTI); leukocytosis, elevated PSA and ESR?
Acute Bacterial Prostatitis
What is the recommended treatment for a stable/reliable patient with Acute Bacterial Prostatitis (2)?
- Fluoroquinolone for 6 weeks
OR - Bactrim for 6 weeks
What is the most common cause of Chronic Bacterial Prostatitis?
Recurrent UTI
- Especially following acute BP
How is Chronic Bacterial Prostatitis often diagnosed? What is the gold standard test?
Often clinical (DRE and labs often normal) - Prostatic fluid analysis = gold standard
What is the recommended treatment for a stable/reliable patient with Chronic Bacterial Prostatitis (2)?
- Fluoroquinolone for at least 6 weeks
OR - Bactrim for at least 6 weeks
What condition involves chronic pelvic pain, voiding difficulties, hematospermia for 3+ months?
Chronic Prostatitis/Chronic Pelvic Pain Syndrome
What urinary condition is a diagnosis of exclusion?
Chronic Prostatitis/Chronic Pelvic Pain Syndrome
What three medications are considered in treatment of Chronic Prostatitis/Chronic Pelvic Pain Syndrome?
- Alpha-Blockers
- Abx
- 5-Alpha Reductase Inhibitors
What is the most common CA in men 60-80 years?
Prostate Cancer
What is the 2nd leading cause of CA death in men (death still rare)?
Prostate Cancer
What condition involves slow growing malignant neoplasm of adenomatous cells?
Prostate Cancer
What scoring system can be used to stage Prostate CA?
Gleason score = based on architectural structure of prostate
- Also, TMN
What is the recommended follow up for a patient with Prostate CA?
Total PSA every 6-12 months for 5 years, then annually
What condition involves common in early 40s, increasing with age (worse if meds or comorbidities)?
Erectile Dysfunction (ED)
What is the FIRST line treatment for Erectile Dysfunction (ED)? Give an example.
Phosphodiesterase-5 Inhibitors
- Sildenafil
- Vardenafil
What are the two types of Urethritis?
- Gonococcal
- Non-gonococcal (Chlamydia, etc.)
What condition involves dysuria and urethral discharge; inflamed meatus?
Urethritis
How can you differentiate gonococcal from non-gonococcal Urethritis?
Gonococcal will show polymorphonuclear cells and G- diplococci
- Non-gonococcal does not have the “little balls”
What two findings are seen with Gonococcal Urethritis?
- Polymorphonuclear cells
- G- diplococci
What is the recommended treatment for Gonococcal Urethritis (__ + __)?
Ceftriaxone 250 mg IM + Azithromycin 1000 mg x1 dose
What is the recommended treatment for Non-gonococcal Urethritis (2)?
- Azithromycin 1 gram orally
OR - Doxycycline 100mg PO BID x7 days
What is often the general etiology of Epididymitis in the young vs. old?
- Young = STI
- Older = urinary pathogens
What condition involves acute, unilateral dull-severe scrotal pain radiating to flank?
Epididymitis
What condition does a +Prehn’s sign indicate?
Epididymitis
What is the recommended treatment for Epididymitis caused by STI (__ + __)?
Ceftriaxone 250mg IM x1 + Doxycycline 100mg BID x10 days
What is the recommended treatment for Epididymitis caused by urinary pathogens (2)?
- Levofloxacin 500 mg QID x10 days
OR - Ofloxacin 300mg BID x10 days
What condition involves similar to Epididymitis + involvement of testicle (retrograde infection)?
Epididymoorchitis
What is a common etiology of Epididymoorchitis?
MUMPS
If Varicocele is seen on the right side, what should be considered?
Pelvic/abdominal malignancy
What condition involves “bag of worms”?
Varicocele
What condition involves a increase in size with Valsalva, decrease in size with supine/elevated scrotum?
Varicocele
What condition has peaks of neonates and post-pubertal boys?
Testicular Torsion
What condition involves acute onset scrotal pain (severe/worsening); unilateral, hemi-scrotal swelling?
Testicular Torsion
What condition involves Bell-Clapper deformity?
Testicular Torsion
What condition involves absent Cremasteric reflex; -Prehn’s sign?
Testicular Torsion
What type of urinary CA is most common in males 15-35 years?
Testicular Cancer
What is the most common tumor type seen with Testicular Cancer, and what are the two subtypes?
Germ cell tumors
- Non-seminoma
- Seminoma
What is a major risk factor associated with Testicular Cancer?
Personal history of testicular CA
- Also, cryptorchidism
What condition involves painless, solid nodule with swelling, inguinal LAD?
Testicular Cancer
If a patient has advanced Testicular Cancer, what other two systems may be affected?
- Pulmonary
- Neuro
What condition involves firm/hard/fixed testicle; check for supraclavicular LAD?
Testicular Cancer
What three tumor markers may be positive with Testicular Cancer?
- Beta-hCG
- LDH
- AFP
What is the recommended treatment for Non-seminoma Testicular Cancer? What about for Seminoma Testicular Cancer?
- Non-seminoma: chemotherapy (NOT sensitive to radiation)
- Seminoma: radiation
What are the three types of groin hernias?
- Inguinal (direct)
- Inguinal (indirect)
- Femoral
What type of hernia involves Hesselbach’s triangle?
Direct Inguinal Hernia
What type of hernia involves int. inguinal ring → inguinal canal → INTO scrotum?
Indirect Inguinal Hernia
What is the most common type of groin hernia?
Indirect Inguinal Hernia
What type of groin hernia is most often seen in females?
Femoral Hernia
What is the definitive treatment for all three types of groin hernias?
SURGERY
What is the second most common urologic malignancy?
Bladder Cancer
What is the most common type of Bladder Cancer?
Transitional Cell Carcinoma
What risk factor is associated with Bladder Cancer?
Smoking
- More common in men
What condition involves painless hematuria (gross or microscopic)?
Bladder Cancer
What is the gold standard test for Bladder Cancer?
Cystourethroscopy
What are the four types of Incontinence?
- Urge
- Stress
- Mixed (Urge + Stress)
- Incomplete Emptying Incontinence (Overflow)
What condition involves loss of urine proceeded by strong, unexpected urge to void?
Urge Incontinence
What condition involves leakage with exertion or Valsalva?
Stress Incontinence
What condition involves urgency and exertional leakage?
Mixed Incontinence
What condition involves impaired detrusor contractility +/- obstruction; nocturia?
Incomplete Emptying Incontinence (Overflow)
What two medications are recommended for treatment of Urge Incontinence? Give an example of each.
Antimuscarinics
- Tolterodine
Alpha-Blockers
- Tamsulosin
What medication is recommended for treatment of Incomplete Emptying Incontinence (Overflow)? Give an example.
Alpha-Blockers
- Tamsulosin
What condition might present with glomerulations or Hunner ulcer on cystoscopy?
Interstitial Cystitis (IC)/Bladder Pain Syndrome (BPS)