258 results
Action potential
a, adrenergic receptor
Heart, glands, smooth muscle
Inactivated:
by #MAO
by #COMT
Capillary
Diffusion into blood (raises NE in blood)
Activates
Inhibits
Adrenal medulla
#L-tyrosine
Varicosities
Epinephrine
Bloodstream
Inactivated
Adrenal medulla #L-tyrosine ... MAO) Ca NE #L-dopa
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
• Flow: 1 - 6 L/ ... 25 - 40% (-4%/L ... • Flow: 5 - 10 L/ ... Flow: 10 - 15 L/ ... • Flow: 2 - 15 L/
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Sodium 130 mEq/L ... Potassium 4 mEq/L ... Calcium 1.5 mEq/L ... lactate 28 mEq/L ... of 273 mOsmol/L
Neonatal Resuscitation Program (NRP) for the Non-Neonatologist
MR. SOPA:
 - Mask Adjust
 - Reposition Airway
 - Suction
SOPA: - Mask Adjust
Selected Clinical Trials of SGLT2 inhibitors in CVD and CKD
EMPA-REG OUTCOME - Empagliflozin lowered CV events
DAPA-CKD - Dapagliflozin ... DAPA-HF - Dapagliflozin
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
5.0 to 6.0 mEq/L, ... 6.0 to 6.5 mEq/L, ... 6.5 to 7.0 mEq/L, ... 7.0 to 8.0 mEq/L, ... 8.0 to 10.0 mEq/L,
Hyperglycemic Crisis - Algorithm for DKA/HHS

Diagnostic criteria for DKA:
 • pH < 7.3
 • Anion gap
Anion gap > 10 mEq/L ... Bicarb < 18 mEq/L ... normal < 10 mEq/L ... Bicarb> 18 mEq/L
Ranson's Criteria in Pancreatitis 
At Admission: 
 - Age > 55 years 
 - WBCs >
- LDH > 350 IU/L ... deficit > 4 mEq/L ... sequestration > 6 L
Vasopressors and Inotropes
 • Norepinephrine - Levophed - "Levo" - Generally thought of as the first
- Intropin - "Dopa
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
OSMOLALITY 285-295 mmol/L ... OSMOLALITY < 285 mmol/L ... OSMOLALITY > 295 mmol/L