13 results
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Diagnosis Algorithm ... <35 years old, e.g ... • Functional (e.g ... #Diagnosis #Algorithm ... #Causes #OBGyn
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Diagnosis Algorithm ... Gonadal Dysgenesis (e.g ... • Functional (e.g ... #Diagnosis #Algorithm ... #Causes #OBGyn
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Diagnosis Algorithm ... Withholding • Painful (e.g ... Guillain-Barré Syndrome ... #Diagnosis #Algorithm ... #Causes #Peds #
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... symptoms and signs (e.g ... CNS infection (e.g ... #Diagnosis #Algorithm ... #neurology #PHANTOMS
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Diagnosis Algorithm ... concentration (e.g ... Recovery from Acute ... #Polyuria #Nephrology ... Diagnosis #Algorithm
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Diagnosis Algorithm ... • Fanconi's syndrome ... Protein deposition (eg ... #Proteinuria #Nephrology ... Diagnosis #Algorithm
Pediatric Constipation - Differential Diagnosis Algorithm
Dietary/Functional
 • lnsufficient Volume / Bulk
Neurologic
 • Hirschsprung's Disease
 • Imperforate
Diagnosis Algorithm ... Withholding • Painful (e.g ... Guillan-Barré Syndrome ... #Diagnosis #Algorithm ... #Causes #Peds
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Diagnosis Algorithm ... Chronic Infection (Eg ... • Neoplasm • CHF ... #Diagnosis #Algorithm ... #Causes #PrimaryCare
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Diagnosis Algorithm ... • Low EABV (e.g ... ., CHF, cirrhosis ... IntercellularShift #Nephrology ... Diagnosis #Algorithm
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Diagnosis Algorithm ... • Cell Lysis (e.g ... Tumor Lysis Syndrome ... IntercellularShift #Nephrology ... Diagnosis #Algorithm