1239 results
CARDIAC MYOCYTE POTENTIALS

#Pathophysiology #Cardiology #Cardiac #Myocyte #Ventricular #ActionPotentials #Channels #Phases
CARDIAC MYOCYTE ... Cardiology #Cardiac #Myocyte
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Psittacosis, Q fever ... , Typhoid fever, ... , Dengue fever, ... Mountain spotted fever ... , Drug fever
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - ... Continuous Fever ... (Step ladder: fever ... Intermittent Fever ... or no fever
CMV vs EBV - Mononucleosis
Acute CMV Infection:
 • Asymptomatic (most common)
 • Infectious mononucleosis (fever/chills, malaise)
mononucleosis (fever ... , malaise) • Fever ... common EBV • Fever ... Mononucleosis #diagnosis #comparison
Fever - Pyrogen Pathophysiology

EXOGENOUS PYROGEN
 • Bacteria: Lipopolysaccharide components, peptidoglycans and muramyl peptide derivatives, Toxins
 •
Fever - Pyrogen ... (neutrophils, monocytes ... production → Fever ... #Fever #Pathophysiology
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Psittacosis, Q fever ... , Typhoid fever, ... , Dengue fever, ... Mountain spotted fever ... , Drug fever
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
PMNs and monocytes ... Patterns #Diagnosis #Comparison
Mosquito Borne Diseases
 - Dengue
 - Yellow Fever
 - Zika
 - Chikungunya
 - Malaria

- VA Joint
Dengue - Yellow Fever ... Borne #Diseases #comparison
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Psittacosis • Q Fever ... • Typhoid Fever ... • Drug Fever ... Typhoid Fever (S ... Dengue Fever NOTE
Tick Borne Illnesses
 • Lyme (Borrelia)
 • Babesiosis (Babesia)
 • Human Monocytic Ehrlichiosis (Ehrlichia)
 • Human
Mountain Spotted Fever ... differential #diagnosis #comparison