65 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
interval - Only works ... Bazett's Formula: QTc ... #QTc #Interval ... Measurement #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic ... syncope Tests: ECG ... , Carotid U/S, EEG ... #workup #testing ... Effectiveness #table
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... and Workup Algorithm ... Pneumothorax • Pulmonary ... : • EKG • Bedside ... #Algorithm #workup
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
Acute Dyspnea - Diagnostic ... physical exam (e.g ... . cardiac, pulmonary ... Dyspnea #Acute #Workup ... #Algorithm #Diagnosis
Proposed Algorithm for Diagnosing Sarcoidosis
Highly suggestive Clinicoradiological Findings → Clinical diagnosis (without biopsy) e.g. Löfgren's syndrome
Suggestive
Proposed Algorithm ... without biopsy) e.g ... and/or cytology (e.g ... #Sarcoidosis #Algorithm ... #diagnosis #Workup
Approach to Diarrhea - Differential Diagnosis and Workup Algorithm

Acute Diarrhea (MINT):
 • Medications
 • Infections: Inflammatory
- Differential Diagnosis ... and Workup Algorithm ... Necrosis • Toxic (e.g ... #Differential #Diagnosis ... #Algorithm #gastroenterology
Differential Diagnosis of Hypoglycemia
Evaluation of Hypoglycemia
Patients with known diabetes who are not systemically ill and can
Differential Diagnosis ... , no extensive workup ... EtOH - Infectious workup ... blood cultures - ECG ... #Differential #Algorithm
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... hemorrhage) - Pulmonary ... pathology (e.g. ... #Table #Causes
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
LV compliance), ECG ... velocities, PVF: pulmonary ... atrium, PASP: pulmonary ... #Diagnosis #Cardiology ... Grades #Criteria #Table
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Approach to the Diagnosis ... - Differential Diagnosis ... and Workup Algorithm ... Thyroiditis, Iodine (e.g ... #Algorithm #endocrinology