13 results
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Gonadal Dysgenesis (e.g ... Gonadal Dysgenesis (e.g ... • Functional (e.g ... #Algorithm #Causes ... #OBGyn #Gynecology
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... <35 years old, e.g ... • Functional (e.g ... Stalk Damage (e.g ... #Algorithm #Causes
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
co-morbidities (e.g ... Genetic disorder (e.g ... Cerebral palsy secondary ... #Algorithm #Causes ... #Obstetrics #OBGyn
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
- Differential Diagnosis ... Algorithm Increased ... Syndrome • ... Increased Estrogen (e.g ... #Algorithm #Causes
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... Algorithm Blood ... TTP) • HELLP syndrome ... #Algorithm #Causes ... #Obstetrics #OBGyn
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... halt nail growth (e.g ... • Nephrotic syndrome ... #Differential #Diagnosis ... #Algorithm #causes
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... Disease, PRES Pathophysiology ... autoantibodies that will cause ... Lumbar Puncture, EEG ... APS), Secondary
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... and Differential Diagnosis ... risk factors (eg ... hypertension (eg ... hypertension (eg
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... survival is 93-95% Pathophysiology ... at the time of diagnosis ... (e.g. incidental ... Self-limiting, chronic but stable
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... residual lesion or is clear ... • Vasculitis (e.g ... #differential #causes