221 results
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
• Typhoid Fever ... CLINICAL UTILITY ... Typhoid Fever (S ... help hone your differential ... Dissociation #diagnosis #differential
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... Lemierre's syndrome ... Brucellosis, Q fever ... Malignancy: - Hematologic ... , Factitious fever
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Non-Infectious Causes ... disease • Behcet's syndrome ... • Hyper-IgD syndrome ... #Patterns #Differential
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Differential Diagnosis ... of Fever CRITICAL ... DIAGNOSES - Drug fever ... #Fever #Noninfectious ... #Causes #Differential
Hepatobiliary Manifestations of Sickle Cell Disease
Acute sickle cell hepatic crisis:
 • Fever, acute onset RUQ pain,
hepatic crisis: • Fever ... Supportive with treatment ... cholestasis: • Fever ... Hepatobiliary #hepatology ... #hepatitis #differential
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Medicine @SCVMCMed #Fever ... #Rash #Differential ... #Diagnosis #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... mountain spotted fever ... Vasculopathy #Purpura #Differential
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
or absence of fever ... If fever is present ... disease, scarlet fever ... but without a fever ... Nikolsky #Febrile #Fever
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
Fever vs Hyperthermia ... Fever: • Regulated ... Neuroleptic malignant syndrome ... ; Serotonin syndrome ... BrighamChiefs #Fever
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... ICU patients • Fever ... Hypernatremia #Nephrology ... #Differential #