66 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... parvovirus B19 infection ... • Rheumatic fever ... #rashes #differential ... #diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... SLE) - Viral infections ... mountain spotted fever ... #Diagnosis #hematology ... #rheumatology #
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... , weight loss, fever ... To Narrow Down Ddx ... the tragus to differentiate ... Otolaryngology #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 ... Fever/Chills/Joint ... pain/Night sweats ... Weight loss - DDX
Abdominal Pain - Differential Diagnosis According to Localization of Abdominal Pain 

Abdominal pain can originate from
, Cardiac, GI, infectious ... , hematologic, urologic ... extra-abdominal causes ... (Table 2). ... #Localization #Causes
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... • XR, MRI to dx ... • Differentiate ... #diagnosis #causes ... #hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... weeks) Can Be Caused ... • Rheumatic fever ... #Differential # ... Diagnosis #MSK #rheumatology
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... effusion/Tamponade Hematologic ... dysfunction; toxic ingestions ... • Temperature/FEVER ... Anxiety, fright, pain
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... Infections 2. ... , abdominal pain ... Urticaria #diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Framework Non-Infectious ... Polyarteritis Nodosa (PAN ... rare), Idiopathic Infectious ... #Diagnosis #rheumatology