712 results
Fever - Pyrogen Pathophysiology

EXOGENOUS PYROGEN
 • Bacteria: Lipopolysaccharide components, peptidoglycans and muramyl peptide derivatives, Toxins
 •
Pathophysiology EXOGENOUS ... components Exogenous ... , IFN, IL-6 ENDOGENOUS ... vasculature via: • Active ... organs CNS - Endogenous
Hypercortisolism (Cushing syndrome) - Simplified Differential Diagnosis Algorithm
Exogenous (ACTH-independent)
Endogenous
 • ACTH-dependent:
    - ACTH-secreting
) - Simplified Differential ... Diagnosis Algorithm Exogenous ... ACTH-independent) Endogenous ... Cushings #syndrome #Differential
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
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Hyperphosphatemia - Differential ... Phosphate Load: • Exogenous ... Fosphenytoin • Endogenous ... Hyperphosphatemia #Differential
Causes of Abnormal Genital Bleeding - Differential Diagnosis Algorithm
Non-Gynecologic:
 • Medical (e.g. coagulopathy, liver disease, renal
Genital Bleeding - Differential ... • Polyp • Exogenous ... • Neoplasm • Infection ... • Neoplasm • Infection ... Pelvic #Bleeding #Differential
Exogenous Testosterone Side Effects
 • Mood disorder, Depression, Aggression
 • ↑ Erythropoiesis
 • Hypogonadism +/-BPH, prostate
Exogenous Testosterone ... prostate cancer • Infection ... BrighamChiefs #Exogenous
Infectious Diseases Presenting with Rash

#InfectiousDisease #Infections #Rashes #Comparison #Table #Differential #Diagnosis
Infectious Diseases ... InfectiousDisease #Infections ... Comparison #Table #Differential
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Antibiotic Failure - Differential ... Diagnosis: • Non-Infectious ... take 48 hrs for infections ... ocular), Tissue activity ... Antibiotic #Failure #Differential
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia - Differential ... Connective Tissue, Infections ... Lymphocytosis: Infection ... Lymphocytopenia: Infections ... Leukocytosis #Leukopenia #Differential
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Transplant Infections ... Common bacteria (endogenous ... Common bacteria (endogenous ... #Transplant #Infections ... #Timeline #differential