97 results
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
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
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... • Decreased level ... ICU patients • Fever ... Hypernatremia #Nephrology ... #Causes
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... Neuroleptic malignant syndrome ... disease • Drug fever ... #Fever #Acute
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 Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... • Exercise • Fever ... • Fanconi's syndrome ... #Proteinuria #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... measuring urinary K level ... differential #diagnosis #algorithm ... #causes #nephrology
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... triad (<10%): fever ... sterile pyuria, WBC casts ... Nephritis #AIN #Algorithm ... #nephrology #diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... deficiency • Liver ... Gardner-Diamond syndrome ... mountain spotted fever ... Differential #Diagnosis #hematology
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... Hair loss • Fever ... Lymphadenopathy Treatment ... Griseofulvin #Kerion #Dermatology