11 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Diagnosis Algorithm ... Shift Work) Sleep ... Parkinson's, MS) ... #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
- Differential ... Diagnosis Algorithm ... • Bone Marrow Disorder ... #Pathologic #MSK ... #Orthopedics #Causes
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... Algorithm DIFFUSE ... Congenital hair shaft ... #Differential # ... #causes
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
with autoimmune disorders ... , humeral head fracture ... a stroke that caused ... (i.e. local connective ... stages #staging #msk
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Localized / Focal ... nodosa • Scaling ... , pustules, crusts ... loss #alopecia #Differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Non-weight bearing ... Intra-articulation fracture ... diagnosis #msk #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... Vasculitis - Collagen disorders ... #Causes #dermatology
Delayed Fracture Healing - Non-Union - Malunion - Differential Diagnosis Algorithm

Inflammation (Hours-Days) -> Soft Callus (Days-Weeks)
Delayed Fracture ... Healing - Non-Union ... Diagnosis Algorithm ... #Malunion #MSK ... #Causes
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... Diagnosis Algorithm ... Congenital hair shaft ... #Localized #dermatology ... #causes
Fracture Healing (and disruptors of this process)
Inflammatory Stage (0-7d)
 • Fracture disrupts local blood vessels ->
Fracture Healing ... Metabolic / Endocrine disorders ... Fluoroquinolones - Causes ... #Fracture #Healing ... #Orthopedics #msk