14 results
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
Medications that Can Cause ... drug screens (UDSs ... medications can cause ... Benadryl) • Poppy seeds ... #medications #UDS
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False ... Drug Screens (UDS ... ofloxacin, poppy seeds ... (High Rate of False ... DrugScreening #UDS
False Positive Urine Drug Screens
Amphetamines - Amantadine, brompheniramine. bupropion, chlorpromazine, desipramine, ephedrine, isometheptene, isoxsuprine, labetalol, phentermine,
False Positive Urine ... fluoroquinolones, poppy sees ... , quetiapine #False ... #Positive #UDS
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
drugs that may cause ... false positive ... #DrugScreens #UDS
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... Must exclude false ... nephropathy • Thin GBM ... ) • Anti-GBM ... Diagnosis #Algorithm #Causes
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Epithelial cell casts ... Glomerulonephritis • Anti-GBM ... hydronephrosis on UIS ... Diagnosis #Algorithm #Causes
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... Viral: HIV, HCV, EBV ... infection (TB), MDS
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
of exposure to HDS ... Hidden OTC and HDS ... non-essential drug/HDS ... for alternative causes ... HBV, HCV, HEV, EBV
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Toxic injury to BM ... and petechiae Causes ... Parvovirus B19 - EBV ... Epstein-Barr virus (EBV ... Hypocellular/Hypoplastic MDS
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
osmolarity If cause ... ANCA, ANA, Anti-GBM ... , Anti-ds-DNA, C3 ... Diagnosis #nephrology #causes