41 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... degrees • Chills, night ... weight loss • Late ... CXR upright or lat
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
the pupillary light ... Optic nerve* (main cause ... neuritis due to MS ... Later (1959), Levitan ... with the swinging light
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia is usually caused ... Then, ask 3 questions ... Treatment: Treatment ... the underlying cause ... correction (max rate
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
Electrolyte/fluid shifts caused ... changes and may cause ... deficiency (thiamine) Late ... hyperparathyroidism Treatment ... Differential #Diagnosis #Pathophysiology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... without other cause ... : 33% • Treatment ... CKD, CHF, high rate ... : No • Treatment
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... organ damage • Treatment ... Lysis Syndrome: • Pathophysiology ... proliferation rate
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Responsive to Treatment ... very high mitotic rate ... growth, response to treatment ... Amy Chung, MD, MSc ... Classification #pathophysiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... intracellular calcium causes ... Decreased heart rate ... #Pathophysiology
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
a stroke that caused ... tissue => Years later ... Severe, worse at night ... FrozenShoulder #pathophysiology ... stages #staging #msk
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Dermatomyositis) AKI - Pathophysiology ... oxidative iniury Treatment ... Iinitial rate: 1 ... Management #Summary #causes ... #treatment