Top 3 Differentials - Gu

Front 1

Solid Renal Mass

Back 1

RCC[tub. eipth, H^vasc, Nephrogenic]

Oncocytoma[large >7cm, central scar = central necrosis of RCC, Angio--> spoke wheel]

AML[vasc, sm, adipose, fat & no Ca --> AML, TS]

TCC[uroepithlial origin]

Lymphoma [multiple H_dense renal masses]

Front 2

Multiple bilateral renal lesions/masses

Back 2

Lph[>1, H_dense, +LAD]

Renal infection/Peylo[perinephric stranding, Fever & WBC on UA]

RCC[^risk in VHL&Aquired Cyst of Dialysis, look at i/l RV & IVC]

AML [TS]

Mets[melonoma, L, Br, OSA]

Front 3

Cystic renal mass

Back 3

Complex renal cysts[NO septations, Ca, int. dbree]

Cystic neoplasm[RCC&Wilms, suspicius if expansile and characteristics-->Ca, thickn sept, +enh. Adult-RCC, Kids-Wilms]

MLCN[from metanephric blastema, Bimodal-->yb in 1decade and MA fem]

MCDK[failure of uretral bud to induce maturation, kidney replaced by non-fx cysts, Non-com cysts, must evaluate other kidney]

Abscess

Front 4

Retroperitoneal mass (DNM!!!)

Back 4

RP Hmge[2\2 Trauma, coag, AAA rupture/hmge from RP mass. Hmge from coag--> IM. RP masses that hmge --> RCC, AML, Adl CA]

LAD[Lph, met(Test. CA), inx, Lph-d/l Ao off spine, Ca p Tx, NHL>>HL in RP and Abd]

RP abscess[Staph Aur & MT, Tx--> drainage & ABx

RPF[causes?]

Retroperitoneal sarcoma

Front 5

Cortical nephrocalcinosis

Back 5

COAG

C-Acute renal Cortical Necrosis[<--Acutes sever H_TN, 2/2 shock, hemg, sepsis or Nephrotox Rx]

Oxalosis[1-AR, 2-due to Chron's. ^Uox--> ^UCa-->

UCaO stones]

Alpert's[nerve deafness and nephritits]

G-Chronic GN

Chronic transplant rejection

Front 6

Medullary nephrocalcinosis

Back 6

HAM+Lasix, PN, TB

H^Ca[HPTH, Paraneoplastics, Sarcoid]

Acidosis-RTA I/distal tubules, def in citrate]

MSK-[idiopathic ectasia of renal tubules--> stasis]

Furosemide-Lasix
Papillary necrosis(PN)

TB

Front 7

Striated nephrogram

Back 7

Pyelo[@ of _att 2/2 microvasc occlusion]

Urinary obstruction

RVT [MCC of RVT --> Nph-ic Syndrom, Kids 2/2 dehydration and sepsis]

Renal contusion
Hypotension

Front 8

Papillary necrosis(PN)

Back 8

AD SPORT

Analgesic nephropathy-

Diabetes

SCD

Pyelo
Obstruction (urinary)
RVT
TB

Front 9

Staghorn calculus

Back 9

Xanthogranulmatous pyelonephritis(XGP)[ch. inx with paranchymal destruction and replacement with lipid Mph]

Pyonephrosis w/ obstructing stone

Calcified neoplasm

Front 10

Renal cortical defect

Back 10

Reflux nephropathy[reflux-favors U&L poles, 2/2 a. sterile b. inx-E.coli]

Chronic pyelonephritis[DM, Renal size _, w c/l ^]

Renal infarct[wedge shaped region of non-enh]

Vasculitis[PAN, SLE, Drugs]

Partial nephrectomy

Front 11

Renal pelvic mass

Back 11

TCC[90% in UB, renal pelvis, prox ureter]

MLCN-from metanephric blastema

Medullary carcinoma[arise from calyceal transitional epith. y. AA w/ SC trait]

RCC[arise from tubular uroepith, Papillary RCC - hypovascular]

Front 12

Medial deviation of the ureters

Back 12

FLP (fibromatosis, lipo-sis, psoasis)

F-RPF[DIRT, Ch. stage-fibrosis-_ T1&T2]

Lipomatosis[MA AA men, ass w/ cystitis glandularis]

Psoas muscle hypertrophy[athletic]

Post-op changes
Retrocaval ureter

Front 13

Ureteral filling defects

Back 13

FD-5 C*nts-CA, calc, clot, Candida, Cystica

Transitional cell carcinoma

Radiolucent calculi[R-lucent-UA, Xanthine, Indinavir]

Pyeloureteritis cystica

Blood clot

Fungus ball

Mets [Br & Melanoma]

Front 14

Renal migration anomaly

Back 14

Horseshoe kidney[1/400, Wilms x2-8 > common]

Cross-fused ectopia[L--> x midline]

Ectopic kidney[c/l --> agenesis and ectopia]

Renal duplication[U=Obs=Ectopic(IM)=Uretrocele, L=reflux]

first 3 are at ^ risk of trauma, obstruction, inx, stones

Front 15

Bladder filling defect

Back 15

5C-FD

CA
Fungus ball
Blood clot
Radiolucent calculi
Extrinsic compression

Front 16

Bilateral renal cysts

Back 16

AD-PKD[kidneys ^, >2cysts/kid in <60yrs, extrarenal--> liver cysts, berry, NO ^ RCC]

End-stage renal disease(HD)[CRF in setting of HD, kidneys atrophic, ^ RCC]

VHL
Tuberus Sclerosis

Front 17

Perinephric fluid collection

Back 17

Perinephric hemorrhage[2/2 trauma, iatrogenic, underlying malignancy--> RCC or AML]

Urine leak/urinary extravasation[2/2 trauma or obstruction. How to diff from hemge-->delay]

Pyelonephritis/perinephric infection

Front 18

Pear-shaped bladder

Back 18

Pelvic hematoma

Lymphadenopathy[Lph, mets F -uterine/cervical, M-Pr]

Pelvic lipomatosis[^wt AA men, ass GC]

Psoas muscle hypertrophy

Iliac artery aneurysms

Front 19

Prostate enlargement

Back 19

Pr AdenoCA[PZ --> nl T2^, CA--> _ PZ, look for extracapsular invasion, invasion of NV bundles and Seminal Ves

BPH[TZ]

Prostatitis[Acute E. Coli]

Front 20

Bladder rupture

Back 20

EP>IP

EP[pelvic fx, molar tooth, Non-Sx--> Foley]

IP[blunt trauma, dome, bowel loops sorrounded by contrast, Sx case]

mixed EP&IP

Urethral injury

Front 21

Bladder wall calcifications

Back 21

SCRIT

Schistosomiasis[MCC UB Ca WW, Cx-->SCC]

Cystitis[cycloph or RTx, chronic-->hyperplasia(Cystitis Cystica or Glandularis)

RTx

Interstitial

Transitional cell carcinoma[entire urothelium must be examined]

TB
Urachal carcinoma-AdenoCA

Front 22

Adrenal mass

Back 22

Cancer [ACC, Mets, Pheo], Blood, Fat {2}

Adrenal adenoma
Mets
Hemorrhage
Pheochromocytoma
Adrenal myelipoma
Adrenocortical carcinoma

Front 23

Fatty retroperitoneal mass

Back 23

AML
Adrenal myelipoma
Retroperitoneal liposarcoma
Renal cell carcinoma

Front 24

Dilated ureter

Back 24

Ureteral obstruction
Reflux
Primary megaureter
Prune-belly syndrome

Front 25

Uretheral stricture

Back 25

Urethral trauma
Postinfectious/postinflammatory stricture
Urethral carcinoma

Front 26

Solid/Cystic Eval

Back 26

Pic

Front 27

MLCN

Back 27

MultiLoculated Cystic Nephroma (MLCN)

Sx removed b/c canNOT distinguish from Willm's based on imaging.

Front 28

RPF/Lph/Tumor

lateral uretral deviation 8 u-Lph, l-Tumor

medial uretral deviation FLP

Back 28

RPF-DIRT

D-Drugs

I-Idiopathic

R-RTx

T-TB