14 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Differential Diagnosis Algorithm ... Polyarticular Join ... rash) • Primary HIV ... #Orthopedics #Causes
Causes of Polyneuropathy - Differential Diagnosis Algorithm
 • Metabolic: DM, Hypothyroidism, CKD, Cirrhosis, Nutritional deficiency
 •
Causes of Polyneuropathy ... • Toxic: EtOH, Meds ... - Infectious: HIV ... Mitochondrial issues - VA Joint ... #causes #neurology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint ... acute rheumatic fever ... Like in this case ... - parvovirus, HIV ... #rheumatology #
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... predispose to other orthopedic ... common sites: hip ... BrighamChiefs #Bone #Joint ... #hematology
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 ... Fever/Chills/Joint ... Brucellosis - Viruses: HIV ... Acute rheumatic fever ... Knee #Effusions #causes
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Arthritis Other Causes ... Osteomalacia • Rickets Hip ... JointHip Dysplasia ... Disease Knee Joint ... #Orthopedics #Causes
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
spine, shoulders, hips ... weeks) Can Be Caused ... • Rheumatic fever ... Parvovirus B19 • HIV ... streptococci (rheumatic fever
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
marine microbiota & causes ... Rapid onset of fever ... hemolytic anemia, CKD, hiv ... immunosuppressive meds ... rash #cellulitis #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Red Flags: • Fever ... ITP - APLS - HIT ... #Causes #dermatology
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
Orthopedic Emergencies ... pressure to the point ... tibia/fibula) and hip ... - Fever, ... Hypovolemic Shock #Orthopedics