526 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... #Differential # ... Diagnosis #Dermatology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Erb's Palsy is caused ... hand" ± Horner Syndrome ... Wrist drop - Occurs ... Carpal Tunnel Syndrome
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Phalen's Test for Carpal ... Tunnel Syndrome ... tunnel syndrome ... Fully flex wrists ... #Wrist #PhysicalExam
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Phalen's Test for Carpal ... Tunnel Syndrome ... tunnel syndrome ... Fully flex wrists ... #Wrist #PhysicalExam
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential ... • Semicircular canal ... dehiscence syndrome ... • Cogan's syndrome ... #Differential #
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Membrane Disorder - Differential ... Stevens-Johnson Syndrome ... • Behcet's syndrome ... #Differential # ... Diagnosis #Algorithm #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Skin Ulcers - Differential ... ) • Behcet's syndrome ... ulcerative #skinrash #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Raynaud Phenomenon Differential Diagnosis:

Rheumatologic

 - MCC systemic sclerosis, RA, SLE, Sjogren syndrome, Antisynthetase syndrome, MCTD
Heme

 -
Raynaud Phenomenon Differential ... , SLE, Sjogren syndrome ... Hypothyroidism - Carpal ... tunnel syndrome ... #Differential
Differential Algorithm for the Causes of thrombocytopenia 

#Diagnosis #Hematology #Thrombocytopenia #Causes #Differential
Differential Algorithm ... for the Causes ... #Diagnosis #Hematology ... Thrombocytopenia #Causes ... #Differential
Carpal Compression Test for Carpal Tunnel Syndrome

The carpal compression test evaluates for carpal tunnel syndrome.
Provide direct
Tunnel Syndrome ... tunnel syndrome ... volar side of the wrist ... #Test #Tunnel #Syndrome ... #Wrist #PhysicalExam