51 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
by #MAO by #COMT ... Diffusion into blood (raises ... NE in blood) Activates ... L-dopa #Dopamine #NE ... Norepinephrine (NE
Overview of approach to brain death

Pursuing a diagnosis of brain death too early may lead to
too early may lead ... patient should focus ... investigation of coma ... CriticalCare #BrainDeath #Dead ... #Algorithm
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... • Drugs* • Coma ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Neuromuscular, Myxedema Coma ... Advanced COPD • Dead ... Differential #Diagnosis #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Differential Diagnosis Algorithm ... Radiation #Head ... Differential #Diagnosis #Algorithm ... #causes
Hypertension in Pregnancy - Differential Diagnosis Algorithm

Pre-existing Hypertension - Before Pregnancy OR <20 weeks gestational age
Differential Diagnosis Algorithm ... Pre-Eclampsia + Seizures/Coma ... Differential #Diagnosis #Algorithm ... #causes #obstetrics
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
and Secondary Causes ... Differential Diagnosis Algorithm ... • White-coat ... Differential #Diagnosis #Algorithm ... #causes
Causes of Recurrent Pregnancy Loss - Differential Diagnosis Algorithm
Environmental:
 • Toxin (organic solvents, mercury, lead)
 •
Causes of Recurrent ... Differential Diagnosis Algorithm ... solvents, mercury, lead ... Differential #Diagnosis #Algorithm ... #Causes #Obstetrics
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... Can worsen with head ... positional episodes caused ... Dizziness #Vertigo #Algorithm
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
mortality), Other causes ... Unresponsiveness/coma ... secretions, Recent head