18 results
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Amenorrhea - Differential ... positive progesterone challenge ... Radiation • Infection ... #Differential #
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Infectious Causes ... canimorsus • Virus: HIV ... Insufficiency #AI ... #differential # ... endocrinology #infectiousdiseases
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Insufficiency - Differential ... Autoimmune Syndrome • Infectious ... Disseminated Fungal, HIV ... Insufficiency #AI
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Infectious: Legionella ... #differential # ... diagnosis #infectiousdiseases ... #table #NonInfectious
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Travel History - Clues ... , Hepatitis C, HIV ... , HIV, Hepatitis ... HPI #Interview #InfectiousDiseases ... #Infections #differential
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Transplant Infections ... #Transplant #Infections ... #Timeline #differential ... #diagnosis #causes ... #infectiousdiseases
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Chemotherapy • Infectious ... : HIV, Hepatitis ... • Inflammatory/AI ... Peripheral #Neuropathy #differential ... #diagnosis #causes
Abdominal Pain - Differential Diagnosis According to Localization of Abdominal Pain 

Abdominal pain can originate from
, Cardiac, GI, infectious ... conditions in his ... extra-abdominal causes ... abdominal pain (Table ... #Localization #Causes
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... present in 15% of cases ... Demyelinating disease caused ... #differential # ... opportunistic #InfectiousDiseases
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
potential inciting causes ... Haverhill fever caused ... (HSV + Mycoplasma ... Erythemas #comparison #table ... #differential #