118 results
Budd Chiari Syndrome
Hepatic vein obstruction. Can be caused by thrombosis or sometimes a tumour. Can lead
Budd Chiari Syndrome ... Can be caused by ... or sometimes a tumour ... #Diagnosis #Causes ... #Signs #Symptoms
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis vs Tumor ... high WBC count cause ... /- rasburicase Tumor ... rate or large tumor ... #Leukostasis #Tumor
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
• Optic Nerve Tumor ... Midbrain (Parinaud's Syndrome ... ): • Tumor • ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
osteomyelitis • Tumor ... • Pharyngeal tumor ... degeneration: • Tumor ... aneurysm, Pott puffy tumor ... salivary gland tumor
Causes of Back Pain - Differential Diagnosis Algorithm
Always assess for red flags. If no red flags,
Causes of Back Pain ... constitutional symptoms ... • Fracture • Tumor ... Unresolved Radicular Symptoms ... • Cauda Equina Syndrome
Secondary causes of Hypertension
 • Medications, Drugs, Chemo: NSAIDS, Steroids, CNI, Alcohol, Cocaine, OCP, Licorice, MAOI,
Secondary causes ... Other Endocrine causes ... Renin producing tumor ... low renin HTN causes ... Deoxycorticosterone tumor
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... , Orbital apex syndrome ... URGENT: Brainstem tumor ... Miller-Fisher syndrome ... differential #diagnosis #ophthalmology
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
• Leydig Cell Tumor ... • Sertoli Cell Tumor ... Klinefelter's Syndrome ... • Kallman's Syndrome ... Diagnosis #Algorithm #causes
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Polycystic Ovarian Syndrome ... Hyperthecosis • Tumor ... • Cushing's Syndrome ... Tumor Low Serum ... endocrinology #causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
changes • Urinary symptoms ... Recurrent: Consider tumor ... • Budd-Chiari syndrome ... Irritable bowel syndrome ... artery compression syndrome