23 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... sit in lunate "tea ... dorsal wrist, pain ... : Pain control, ... Orthopedics #Sports #MSK
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Red Flags and Differential ... Eye/Temple • Pain ... Amy Chung, MD, MSc ... Headaches #diagnosis #differential ... primary #secondary #management
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Ear Pain (Otalgia ... ) - Differential ... causes (subdural hematoma ... , lung cancer, central ... the tragus to differentiate
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... examination: ○ Cranial ... Infection or cancer ... Noise trauma ○ MS ... Hearing #Loss #Differential
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Emergencies - Differential ... Diagnosis Framework HEMATOLOGIC ... • Dyspnea at rest ... emergencies #oncology #differential ... #diagnosis #cancer
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... • Ballet dancer ... hallucis longus Differential ... syndesmotic ligament tear ... Radiology #diagnosis #msk
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
present both at rest ... improves quickly with rest ... e.g., meniscal tears ... #MSK #rheumatology ... approach #workup #differential
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
absent: lower back pain ... Straight Leg Raise Test ... inguinal ligament (near ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
sequestration • epidural hematoma ... constipation Differential ... • Provocative Tests ... absent anal wink test ... Equina #syndrome #differential
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
vomiting, abdominal pain ... infiltration) Differential ... liver transplant center ... Liver #Pregnancy #hepatology ... obgyn #diagnosis #management