11 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes #Workup
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 1) Clinical clues ... PTH - Frankly high ... #workup #differential ... #diagnosis #endocrinology
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
in people with high ... hypercalcemia, ... brain injury, medications ... #CriticalCare # ... Electrocardiogram #ECG #Clinical
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential ... antihypertensive agents ... 109 mm Hg) with clinical ... #Diagnosis #indications
Checklist for Evaluation of New-Onset Delirium in the ICU

Initial assessment 
 - 
Vital signs, neuro exam
glucose - Review medication ... Review recent events ... - CBC with differential ... #MICU #CriticalCare ... #Diagnosis
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Diagnosis and Screening ... (correction of hypokalemia ... withdrawal of suspected agent ... #Screening #Workup ... #table
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Immunosuppressive agents ... Blood transfusion, Hypercalcemia ... Reversible course Differential ... Electrolyte abnormality, Medication ... titratable parenteral agents
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Phos), CBC with differential ... - Infectious workup ... Pyridostigmine - New diagnosis ... unless extremely high ... Checklist #Management #CriticalCare
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Diuretics and Agents ... Loop Diuretics; High-Ceiling ... Hyponatremia • Hypercalcemia ... #Pharmacology #Medications ... #Table
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
- Allergies to medications ... ASA class If high ... Change in clinical ... of Surgery: • High ... stratification #diagnosis