15 results
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
b) CHF c) CVA ... ASA class If ... event, follow ACC algorithm ... surgery Stress Testing ... preoperative stress testing
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... mimics, repeat testing ... renal biopsy • Risk ... → CT urography and
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
Medical Radiation Doses ... 50 CXRs Head CT ... Background #Radiation #Doses ... Nuclear #Comparison #Table ... #Risks #Testing
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... / IBD Renal Loses ... Familial renal Mg wasting ... Low #Magnesium #Table ... #Workup #hypomg
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Radiation Dose to ... Tomography Angiography (CTA ... Background #Radiation #Doses ... Nuclear #Comparison #Table ... #Risks #Testing
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... use of adequate doses ... from different classes ... An acute rise or ... with previously stable
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... MRA; abdominal CT ... CT or MRI scan of ... #Screening #Workup ... #table
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
available diagnostic testing ... are called lung masses ... a repeat chest CT ... presence of patient risk ... with a higher risk
CA-Bridge Buprenorphine Hospital Quick Start Algorithm - Management of acute opiate withdrawal 
 - Any prescriber
CA-Bridge Buprenorphine ... Hospital Quick Start Algorithm ... effective for treating ... If patient is stable ... Buprenorphine #Treatment #Algorithm
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
Estimated dose - ... months Chest CT ... Background #Radiation #Doses ... Nuclear #Comparison #Table ... #Risks #Testing