16 results
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Reactive (e.g ... Enteropathic (e.g ... polyangiitis (GPA)/microscopic ... Enteropathic (e.g ... #Orthopedics #Causes
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Blood Cell (RBC) Morphology ... Chemotherapy (e.g ... #differential # ... diagnosis #hematology ... #microscopy #atlas
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Fragility Fractures - Differential ... Diagnosis Algorithm ... Disease - Skull/spine ... Malignancy • Drugs (e.g ... #Orthopedics #Causes
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
Pathogenesis and clinical ... to the femur ( e.g ... remodeling -> Microscopic ... Fractures #msk #orthopedics ... #diagnosis #differential
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Diagnosis Primary ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... #Diagnosis #causes ... #primarycare #table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Diagnosis Approach ... risk factors (eg ... hypertension (eg ... 109 mm Hg) with clinical ... hypertension (eg
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
infections are caused ... immunosuppression (eg ... HIV/AIDS, CGD) Clinical ... Non-pigmented (hyaline ... sometimes have this morphology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess - Clinical ... Lung Abscess Differential ... Vasculitis (e.g. ... Abscess #pulmonary #differential
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Deformity / Limp - Differential ... Diagnosis Algorithm ... Disease • Patella (e.g ... Subluxation) Spine ... #Orthopedics #Causes
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
Differential Diagnosis ... cardiomyopathy (e.g ... hemodynamics (e.g ... LVEF recovery (e.g ... teratogenic GDMT meds (e.g