74 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Doppler ultrasound; MRA ... standard conditions (supine ... CT or MRI scan of ... #Hypertension #Differential
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... • XR, MRI to ... • Differentiate ... SickleCell #Disease #differential ... #diagnosis #causes
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... roots—cervical spine ... the tragus to differentiate ... nasal, cervical spine ... Otolaryngology #differential
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... 1ml blood/liter urine ... Post-infectious GN - Loin pain ... syndrome: • Flank pain ... #Hematuria #Differential
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Pain - Differential ... Diagnosis Intrinsic Spine ... Lower #BackPain #Differential ... #Diagnosis #causes
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... Neoplasm in lumbar spine ... etc) in lumbar spine ... • Neuropathic pain ... suspected, immediate MRI
Pediatric Causes of Abdominal Pain

Surgical:
 - Acute appendicitis 
 - Intestinal obstruction including intussusception 
 -
Pediatric Causes ... of Abdominal Pain ... testis - Hip and spine ... #Pediatrics #Causes ... #Differential #
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... exacerbated in the supine ... it difficult to differentiate ... life-threatening causes ... such as MI or aortic
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... constipation Differential ... Imaging studies: • MRI ... axial T1 and T2 Treatment ... #diagnosis #causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... - Differential ... stimulus to ADH • Pain ... Hypo-osmolar urine ... Diagnosis #Algorithm #Causes