28 results
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Amenorrhea - Differential ... <35 years old, e.g ... • Functional (e.g ... #Causes #OBGyn ... #Gynecology
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Amenorrhea - Differential ... Gonadal Dysgenesis (e.g ... Gonadal Dysgenesis (e.g ... • Functional (e.g ... #Causes #OBGyn
Causes of Abnormal Genital Bleeding - Differential Diagnosis Algorithm
Non-Gynecologic:
 • Medical (e.g. coagulopathy, liver disease, renal
Causes of Abnormal ... Diagnosis Algorithm ... Non-Gynecologic ... : • Medical (e.g ... #Causes #OBGyn
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... - Tumor lysis syndrome ... #Diagnosis #High ... #Magnesium #Table ... #Causes #Management
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... #Diagnosis #Table ... #Causes #Sodium
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... Hemorrhage - Differential ... Diagnosis Algorithm ... TTP) • HELLP syndrome ... #OBGyn
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential # ... diagnosis #table
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
Causes of Growth ... Diagnosis Algorithm ... co-morbidities (e.g ... Genetic disorder (e.g ... #OBGyn
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... carotid sinus syndrome ... syncope (ruling out differential ... further guide management ... and an initial ECG
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Medication side effect (e.g ... Subclavian steal syndrome ... Medication side effect (e.g ... #Table #Causes