138 results
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Specific Gravity Step ... Consider additional tests ... Step 5: If SIADH ... considered likely, the cause ... Hyponatremia #Diagnosis #Workup
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diabetes Insipidus Workup ... Step #1 - Consider ... the history Step ... Uosm & Uglucose Step ... & desmopressin test
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Cost - Cost per test ... etiology of syncope Tests ... Cardiac stress test ... Syncope #diagnosis #workup ... Effectiveness #table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Renal ultrasound, Tests ... sodium loading test ... saline infusion test ... #Screening #Workup ... #table
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
Diagnosis and workup ... ... laboratory tests ... Alzheimer - 1st cause ... Dementia - 2nd cause ... Subacute onset with step-wise
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Diagnosis and Workup ... K), H. pylori test ... thyroid function test ... #Workup #hematology
HINTS Exam - Abnormal Head Impulse Test = Peripheral Cause

This video demonstrates:
1) Normal Head Impulse Test
= Peripheral Cause ... This video demonstrates ... for a PERIPHERAL cause ... Video by Dr. ... PhysicalExam #Clinical #Video
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Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
are caused by prerenal ... not. go on to step ... CONSIDER INTRINSIC CAUSES ... for WBCs, RBCs, casts ... KidneyInjury #simplified #workup
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... reliable noninvasive test ... first-level screening test ... #Diagnosis #Workup ... #Table
Antibiotic Susceptibility Table for Routine Gram Positive Infections

*** AUTHOR UPDATE NOTE 3/2019: TMP/SMX should, at best,
Susceptibility Table ... SMX should, at best ... Group A and B strep ... Susceptibility #Table