327 results
Fever - Pyrogen Pathophysiology

EXOGENOUS PYROGEN
 • Bacteria: Lipopolysaccharide components, peptidoglycans and muramyl peptide derivatives, Toxins
 •
Fever - Pyrogen Pathophysiology ... EXOGENOUS PYROGEN ... components Exogenous ... vasculature via: • Active ... Fever #Fever #Pathophysiology
Staging of Skin Mottling

Mottling is less sensitive, but more specific for hypoperfusion and elevated mortality (figure
Mottling suggests active ... endogenous vasoconstriction ... not additional exogenous ... Mottling #Staging #Clinical ... Diagnosis #Stages #Clinical
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
PATHOPHYSIOLOGY: ... → Exogenous Pyrogen ... Pyrogen) → Endogenous ... vasculature via: • Active ... Rigors #Bacteremia #Pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... Pseudo-hyperaldosteronism: exogenous ... diagnosis #algorithm #causes ... #nephrology #potassium
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
• Azotemia • Exogenous ... Diagnosis #Algorithm #causes ... #nephrology
Lactic Acidosis - Overview and Pathophysiology
Lactic acid is an endogenous substrate for gluconeogenesis, that is constantly
- Overview and Pathophysiology ... Lactic acid is an endogenous ... with exercise/activity ... why LR does not cause ... differential #diagnosis #pathophysiology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Secondary Causes ... based on repeat clinic ... Steroids (Cushing's, exogenous ... RAS Metabolic Causes ... HTN #Secondary #Nephrology
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
an identifiable cause ... The cause is unknown ... but its clinically ... #Bells #Palsy #neurology ... #anatomy #pathophysiology
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
although hepatic causes ... namely, the many causes ... many non-hepatic causes ... - Significant endogenous ... deficiency #Ammonia #Pathophysiology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... ectopic ACTH) • Exogenous ... dehydrogenase activity ... loop diuretics actively ... #nephrology