26 results
Causes of Back Pain - Differential Diagnosis Algorithm
Always assess for red flags. If no red flags,
Causes of Back Pain ... - Differential ... of neoplasm • Fracture ... Radicular Symptoms • Cauda ... #BackPain #Differential
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 ... distinguishing feature ... Imaging studies: • MRI ... #diagnosis #causes
Stool Incontinence - Differential Diagnosis Algorithm
Affected Pelvic Floor 
 - Trauma/Surgery
   • Surgery: Anorectal,
Incontinence - Differential ... Bowel • Pelvic Fracture ... , Spinal Cord, Cauda ... #Incontinence #Differential ... Diagnosis #Algorithm #Causes
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... Audiogram - Perform MRI ... • Metabolic Causes ... Whiplash • Skull Fracture ... Diagnosis #Algorithm #Causes
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Mechanical: • Larynx fracture ... stenosis #Stridor #differential ... #diagnosis #causes ... #pulmonary #airway
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... contractility) - Acute MI ... exacerbation (any cause ... flow) - Massive pulmonary ... DrEricStrong #Shock #Differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
is the defining feature ... coagulopathy) • CBC w differential ... Goodpasture's cause ... hematuria, RBC casts ... Renal #Syndromes #differential
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Case description ... HAGL) can be a cause ... Differential diagnosis ... BHAGL): Avulsion fracture ... shoulder #clinical #mri
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Respiratory: • Pulmonary ... Contractility: • MI ... Syncope #Cardiology #Differential ... Diagnosis #Algorithm #causes
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
with Hill-Sachs fracture ... the impaction fracture ... Case description ... surgical repair Differential ... lesion #clinical #mri