43 results
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... arthritis of the spine ... Spondylolisthesis • Spinal ... common: lung, breast ... common: lung, breast
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Transaminitis - Differential ... Infiltration- often breast ... Vascular: Budd-chiari syndrome ... Sinusoidal obstruction syndrome ... Transaminases #hepatitis #Differential
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Pericardial Effusion - Differential ... Arthritis, Sjogren Syndrome ... Disease, Behcet Syndrome ... : Lung Cancer, Breast ... Pericardial #Effusion #Differential
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Emergencies - Differential ... Hyperviscosity Syndrome ... • Shortness of breath ... Malignant Epidural Spinal ... emergencies #oncology #differential
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
Proptosis - Differential ... - Metastatic (breast ... #Proptosis #Differential ... Bilateral #Causes #ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Pupillary Defects - Differential ... • Tumor (Lung, Breast ... Pupils #Defects #Differential ... Algorithm #Causes #Ophthalmology
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
- Inherited Urea ... of ammonia: - Urease ... rare): - Reye syndrome ... Hyperammonemia #Differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... quickly evaluate and treat ... Brown-Séquard Syndrome ... #Cord #syndromes ... #lesions #differential
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
- Homer's Syndrome ... accommodate but do not react ... #Diagnosis #Ophthalmology ... Abnormalities #Differential
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
SAPHO Syndrome Summary ... SAPHO syndrome is ... skeleton-sacroiliac joint and spine ... radiographs of affected areas ... the collar bone, breast