4860 results
Sodium Nitrite and Nitrate - Toxicology

Clinical features of nitrate/nitrite toxicity
 • MetHb
 • Hypotension
 • Headache,
Sodium Nitrite and ... Nitrate - Toxicology ... /nitrite toxicity ... blurred vision, nausea ... #Nitrite #Nitrate
Leukocyte Esterase and Nitrites on Urinalysis
Leukocyte Esterase: Urinary tract infection, Indwelling urinary catheter, Recent instrumentation of
Leukocyte Esterase and Nitrites ... to the GU tract Nitrites ... Leukocyte #Esterase #Nitrites
Cyanide Toxicity 
Treatment:
1) Hydroxocobalamin + Cyanide = Cyanocobalamin (nontoxic) 
   or 
2) Amyl nitrite
or 2) Amyl nitrite ... - causes methemoglobinemia
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria ... Dipstick positive for nitrites ... Pyelonephritis - WBC Casts ... Dipstick negative for nitrites ... Diagnosis #Algorithm #Causes
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class II: Cases ... and atleast4 case ... #Pancreatitis #Causes
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... elliptocytosis Extrinsic Causes ... agents ex. dapsone, nitrates ... Intravascular Causes ... Differential #Diagnosis #causes
Peripelvic Cyst on Renal POCUS
60s f admitted with acute pyelonephritis, CT scan reveals no hydronephrosis/stone/abscess, continues
Cyst on Renal POCUS ... left flank pain, nausea ... leukesterase, or nitrite ... cysts may be a cause ... occasionally may cause
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
WBCs, or urine nitrites ... proteinuria, RBC casts ... Nephrology if cause
Urinalysis Testing - UTI Sensitivity and Specificity
 - Leukocyte esterase 
 - Nitrite 
 - WBCs
esterase - Nitrite
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Nitrites. ... • Urinary casts ... crystals #dipstick #nitrite ... leucocyte-esterase #urine #UNa #casts