Clinical Manifestations in Fever Flashcards
What is bacteremia?
Abnormal presence of bacteria in bloodstream
What notable lab results are found with bacteremia?
Leukocytosis and left shift
Early sepsis is derived from?
Bacteremia and inflammatory responses
What does SOFA help identify?
Patients who potentially have a high risk of dying from infection
What does qSOFA predict?
Chance of sepsis for patients admitted
What is qSOFA scored on?
1) Respiratory rate ≥ 22/minute
2) Altered mental state
3) Systolic blood pressure ≤100 mmHg
What are the clinical manifestations of sepsis?
1) Arterial hypotension
2) High or low temperature
3) Tachycardia
4) Tachypnea
How may the skin present in the early phases of sepsis?
As sepsis progresses to shock, what happens to the skin and why?
1) Warm, flushed
2) Becomes cool due to redirection of blood flow to core organs
What physical findings may indicate septic shock?
Decreased capillary refill, cyanosis, or mottling
What GI manifestations are often an end-stage sign of hypoperfusion?
Ileus or absent bowel sounds
What happens to the serum lactate levels in organ hypoperfusion?
Elevated (Hyperlactatemia)
Staphylococcal infections affect what areas?
Skin or soft tissue infections
Bone or joint pain due to systemic staphylococcal infections usually suggests?
1) Vertebral osteomyelitis
2) Septic arthritis
Protracted fever and/or sweats due to systemic staphylococcal infections usually suggests?
Endocarditis
Abdominal pain, particularly the LUQ, due to systemic staphylococcal infections usually suggests?
Splenic infarction
Costovertebral angle tenderness due to systemic staphylococcal infections usually suggests?
1) Pyelonephritis
2) Renal infarction
3) Psoas abscess
Headaches due to systemic staphylococcal infections usually suggests?
1) Meningitis
2) Intracranial infection
3) Septic emboli
Methicillin-Resistant Staphylococcus Aureus (MRSA) gram stain of pus shows?
Gram-positive cocci in clusters
A culture positive for s. aureus bacteremia should lead you to what differential?
1) Endocarditis
2) Osteomyelitis
3) Deep-seated systemic infections
What category of MRSA skin infections is superficial, usually has well-defined borders, and has minimal lymphangitis?
Which is a deeper skin infection involving dermis and subcutaneous fat and has more propensity to lymphangitis, edema, swelling?
1) Erysipelas
2) Cellulitis
What are risk factors for community-acquired MRSA infections?
1) Contact sports
2) Military service
3) Incarceration
4) Injection drug use
MRSA is commonly involved in what infections?
Diabetic foot infections
What is the most common cause of tonsillopharyngitis in children?
Streptococcus pyogenes (Group A)
Pregnant women are highly susceptible to what bacteria as it causes UTIs, chorioamnionitis, and postpartum endometritis?
Streptococcus agalactiae (Group B)