2096 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess - Clinical ... : • 80% have fever ... decubitus - air fluid level ... #differential #causes
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
accumulation of clinical ... Assessment • Clinical ... , ↓ Fibrinogen level ... Drugs, Unknown cause ... Treatment: •
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
elevated protein level ... persistent altered level ... the underlying cause ... • Treatment of ... with AEDs until cause
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... intrinsic factor, IF) Clinical ... - Low Vit B12 level ... Check for IF ab Treatment ... several days, Hb level
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia Clinical ... Presentation: • Fever ... and petechiae Causes ... index < 2 • EPO Level ... aplastic anemia Treatment
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
BPM INFECTIOUS CAUSES ... OTHER CAUSES ... CLINICAL UTILITY ... There are specific cases ... #differential #causes
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... back pain at/near level ... defined sensory level ... • Infectious causes ... Transverse Myelitis Treatment
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
URT inflammation causes ... pharyngeal erythema, fever ... severe swelling causes ... Sudden onset of fever ... pruritic rash, fever
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... ) - Causes of Hepatocellular ... and Cholestatic Liver ... Hepatocellular Liver ... pathology (low level
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
production • Treatment ... rapidly fatal • Causes ... Serotonin syndrome • Treatment ... Identify underlying cause ... Cooling blankets can cause