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113 Cards in this Set
- Front
- Back
Acute Tubular Necrosis stages
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Anuria, Polyuria, Recovery
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Acute tubular necrosis etiology
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Ischemic (shock or hypotension) & Toxic (NSAIDs, heavy metals, paraquat)
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Alports syndrome S/Sx
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Hereditary nephritis, neural hearing loss, visual disturbances
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Antibasement membrane antibodies
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Goodpastures syndrome (Glomerulonephritis & Pneumonitis)
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Bartters syn S/Sx
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Excess renin/aldosterone, hypokalemia, alkalosis
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Bence Jones proteins
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Multiple myeloma (kappa or lambda Ig light chains), Waldenströms macroglobulinemia (IgM)
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Bergers disease etiology
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IgA nephropathy, a/w Celiac and HSP
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Beta-Napthylamine associated Cancer
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Transitional Cell Ca of bladder
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Crescents in Bowmans capsule
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Rapidly progressive crescentic glomerulonephritis
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Cresentic shaped glomerulitis
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Rapidly Progressive GN
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Cyclophosphamide associated Ca
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Transitional Cell Ca of Bladder
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Dehydration lab results
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MM dry, UA SpGr high (>1.03), BUN:Cr >20 [both BUN & Cr raised, BUN raised more]
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Describe actions of Angiotensin II
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Vasoconstriction, stimulates ADH & Aldosterone, stimulates thirst receptors in hypothalamus
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Fanconis syndrome etiology
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PCT reabsorption defect, X-linked or from Outdated Tetracyclines
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Glomerulonephritis with Congo red stain, apple-green birefringerence
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Amyloid deposition
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Glomerulus definition
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A capillary tuft, supplied by Affterent and drained by Efferent Arteriole
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Goodpasture syndrome S/Sx
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Hemoptysis, hematuria, and 2nd IDA
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Goodpastures syndrome etiology
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IgG Ab against alveolar and glomerular BM, Type II HSR
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Immune complex deposits in mesangium, a/w HSP
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IgA nephropathy (Berger disease), MC glomerulopathy worldwide
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Ischemic ATN morphology
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Kidney pale & swollen; Flat, vacuolated Epi cell along entire tubule [in Toxic ATN, changes are only in PCT]
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Juxtaglomerular apparatus components
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Macula densa, extraglomerular mesangial cells & juxtaglomerular cells
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Kimmelstiel-Wilson nodules
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PAS+ nodules from mesangial matrix deposits, seen in Diabetic nephropathy/Glomerulosclerosis
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MC Glomerulonephritis in AIDS & IVDUs
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Focal Segmental GN
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MCCs of Normal anion gap Acidosis
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Diarrhea, Glue Sniffing, Hypercholeremia, RTA
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Nephritis + cataracts + hearing loss
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Alports syndrome
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Podocyte fusion visible under EM
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Minimal change disease
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RBC casts in urine
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Acute glomerulonephritis
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Red urine in the morning
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Paroxysmal nocturnal hemoglobinuria
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Renal Tubular Acidosis types
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Type 1: defect in H+ pump, Type 2: Renal loss of Bicard, Type 4: Hypoaldosteronism -> hypokalemia -> inhibited ammonia excretion
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Renal changes with chronic high altitude
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Incr EPO production, Incr Bicarb excretion (response to Resp Alkalosis)
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Rhabdomyolysis Complications
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ARF, Hyperkalemia, HypoCa
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Rhabdomyolysis S/Sx
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High CK, Myalgia(s), dark urine
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Rhabdomyolysis etiology
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Crushes, seizures, drugs
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Schistosoma hamtobium associated Ca
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Squamous Cell Ca of bladder
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Spike and dome on EM
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Membranous glomerulonephritis (spike = BM around domes, dome = immune complex deposits)
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Subepithelial humps on EM
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Poststreptococcal glomerulonephritis
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Thyroidization of kidney
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Chronic pyelonephritis, histo colloid cast-filled tubules, corticomedullary scarring over blunted calyces
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Toxic ATN morphology
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Kidney red & swollen, Epi cells Flat, vacuolated in proximal tubule [distal tubule spared; in Ischemic ATN changes appear along length of tubule]
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WAGR
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Wilms tumor, Aniridia, GU malformations, mental-motor Retardation
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WBC casts in urine
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Acute pyelonephritis
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WBCs in urine, no casts
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Acute cystitis
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Waxy casts
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Chronic end-stage renal disease
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Which Glomerulonephritis is a/w HSP & Celiac Dz?
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Ig A nephropathy (Berger's Dz)
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Which Glomerulonephritis presents with "Tram-Track"?
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Membranoproliferative Glomerulonephritis [IgG, Cq1, C3 C4, BM splits, looks like a Tram-Track)
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Which kidney stones can't be seen on X-ray or CT?
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Uric Acid stones
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Wire-loop lesion in Glomerulonephritis
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SLE Nephritis
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Lumpy-bumpy appearance of glomeruli on immunofluorescence
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Poststreptococcal glomerulonephritis
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Tram-track appearance on LM
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Membranoproliferative glomerulonephritis
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Wire loop appearance on LM
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Lupus nephropathy
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Alports syndrome presentation
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Presents in childhood as chronic hematuria, or during ESRD age 16-35
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Prehn's Sign
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Elevation of testicle: decr pain in Epididymitis, incr pain in torsion [NOT a reliable Dx test]
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Fanconi Syn S/Sx
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Osteomalacia/rickets [d/t Phosphate wasting], Failure to Thrive, Polyuria/Polydipsia [NOT anemia, Fanconi anemia is a different disease]
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Fanconi Syn Serum Labs
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Hypokalemia, hypophosphatemia, metabolic acidosis
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Fanconi Syn Urine Labs
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Phosphaturia, glycosuria, proteinuria
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Which type RTA presents with hyperkalemia?
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RTA type 4 (Hypo-Aldosteronism)
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Acute Dialysis Indications
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Metabolic acidosis (severe), Encephalitis, Pericarditis, Aspirin od, Lithium od [ME PAL dialysis]
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Nephrotic Dx
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3.5g protein/day, HLD, Edema/Anasarca
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Hematuria workup
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UA, then U/S, then Cystoscopy and retrograde pyelography
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Renal Cell Carcinoma neoplastic syndromes
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Erythrocytosis, hypercalcemia, & FUO
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How does vomiting affect acid-base?
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hypokalemic metabolic alkalosis
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Acid-base changes seen in Asthma
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initially resp alkalosis from hyperventilation, shifts to resp acidosis once resp failure start [severe/prolonged asthma attack]
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Metabolic Alkalosis etiology
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Steroids, antacids, diuretics [metabolic alkalosis makes ppl SAD]
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Anion gap metabolic acidosis etiology
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Methanol, Uremia, DKA, Paraldehyde Iron, Isoniazid, Lactic acid, Ethanol/Ethylene Glycol, Salicylates [MUDPILES]
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NonAnion gap metabolic acidosis etiology
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Ureterostomy, Small bowel fistula, Extra Cl, Diarrhea, CA-I, RTAs, Adrenal insufficiency, Pancreatic fistulas [USED CRAP]
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Nephrolithiasis dx
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Non-contrast CT [U/S in pregnancy]
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Nephrotic Syn complications
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ARF (hypovolemia), thombosis (DVT & Renal Vein), infection
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Best test for evaluation of urethral injury
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Retrograde urethrogram
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Fournier's Gangrene etiology
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Necrosis of perineum d/t mixed aerobic/anaerobic infection usually in Male diabetics
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Fournier's Gangrene Tx
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Intravenous ABX, surgical debridement, and hyberbaric oxygen [>50% mortality rate]
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Stress Incontinence Etiology
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Loss of urethral sphincter tone due to Laxity of pelvic ligaments
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Stress Incontinence S/Sx
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Loss of urine with coughing, sneezing, exercise
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Stress Incontinence risk factors
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Obese/pregnant, Multipatiry, post-menopause, COPD/Smoking
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Stress Incontinence Dx
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Positive Q-tip test (>30 degrees), normal cystometry, normal post-void volume
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Stress Incontinence Tx
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Kegel exercises, E in PMS, Surgery [Urethropexy, Burch Sling, Vaginal tape repair]
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Urge Incontinence Etiology
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Detrussor Hyperactivity
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Urge Incontinence S/Sx
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Sudden urge with loss of urine [gotta go gotta go]
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Urge Incontinence risk factors
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MS, Parkinsons, Alzheimers, also long-term NSAIDs
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Urge Incontinence Dx
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Cystometry shows ABN detrussor contractions, normal post-residual volume
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Urge Incontinence Tx
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Oxybutynin or Tolterodine [anticholinergics], TCAs
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Overflow Incontinence Etiology
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Chronically distended bladder with overflow
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Overflow S/Sx
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Chronic urinary retention with loss of urine day & night
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Overflow Dx
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Post-residual volume increased
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Overflow Tx
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Bethanechol [cholinergic], Intermittent Self-cath
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ATN Dx
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Muddy casts, BUN:Cr ~10:1,UNa >40, UOsm < 350 (all signs of intrarenal failure)
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Urine Anion Gap
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Una-Uci (positive in diarrhea, negative vag in RTA's)
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RTA most a/w stones
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RTA I
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RTA I Dx
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IV NH4 CI (acid) to urine still basic (RTA I et:can't H+ in distal tubule)
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RTA resistant to bicarb
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RTA 2 (et: Inability to reabsorb bicarb in proximal tubule)
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Cryoglobulinemia Sx
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HCV Purpumic, skin lesions,joint pain, renal failure
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AIN Et
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ABX, Phenytoin, Allopurinol, Cyclosporine
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Wegener's Dx
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c-ANCA Biopsy
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RTA with hyperkalemia
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RTA 5
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Nephrotic Syn Dx
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24th urine >3.5g protein, Spot urine Protein:Cr>3.5:1, Renal Bx (to determine cause) (Hyperlipidemia & Hypoproteinemia are also seen)
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Electrolyte triangle with diarrhea
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bicarb, potassium, CI-
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RTA 5 Tx
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k+ retriction & diuretic, Fludrocortisone
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Vasculitis with neuropathy
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PAN
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Muddy Brown Casts
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ATN
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ATN et
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Hypoperfusion, Toxins: AGS, Ampho B, Contrast, Chemo/cisplatin
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RTA 5 et
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Decreased Aldosterone
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AIN Dx
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Serum Igt & tosinophilia,UA t Increased twice WBC's, Wright/Hansel's Strain increase urinary eosinophils
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AIN S/Sx
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Fever, Rash, Renal Failure
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Hematuria & Sinusitis
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Wegerner's
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Alport Syn Sx
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Renal Failure, Deafness, Eye disorders
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Cryoglobulinemia Tx
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Interferon & Ribauririn (Tx the HCV)
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RTA I tx
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Bicarb
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NonGap Met Acidosis et
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Diarrhea & RTA (+Urine Anion Gap in diarrhea, negative in RTA's UAG=Una positive negative UcI-
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Conn Syn Sx
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Decrease K+, increase pH, HTN
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Conn Syndrome Et
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Adrenal Tumor to increase Aldosterone
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Wegener's Tx
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Cyclosphasphamide steroids
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RTA 2 Tx
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Thiazide Diuretic & HIGH does Bicarb (RTA 2: Proximal tubule can't reasorb Bicarb)
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PAN Dx
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ESR, HBV & HCV (occ a/w PAN), Abd angiography with beading, Bx of Kidney or sural nerve (ANCA negative!)
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HCV & Renal Disorder
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Membranoproliferative (or cryoglobvlinemia)
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PAN Tx
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Cyclophosphamide & steroids
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