273 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
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
Diarrhea, Insomnia, Nausea ... Weight gain Incr NE ... : Nausea, Diaphoresis
Differential for patient with a coma (comatose)

#Diagnosis #Differential #Comatose #Causes
patient with a coma ... Differential #Comatose #Causes
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Causes of Pseudocellulitis ... dermatologists represents a cost-effective ... Inflammatory Causes ... Neoplastic Causes ... body implant • Coma
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Hypothyroidism, Deep coma ... (any cause), Severe ... Hyperreflexia #Testing #Causes
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... significantly, it causes ... echogenic as in this case ... for underlying cause ... Jugular #IJ #Vein #POCUS
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Drugs* • Coma ... Diagnosis #Algorithm #Causes
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
Norepinephrine (NE ... Bradyarrhythmias, Some cases
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
and Secondary Causes ... • White-coat ... Hypertension Secondary Causes ... Diagnosis #Algorithm #causes
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Neuromuscular, Myxedema Coma ... Differential #Diagnosis #causes