25 results
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Acute Rheumatic ... • Subcutaneous Nodules ... RheumaticFever #pathophysiology ... #diagnosis #signs ... #symptoms #complications
CREST Syndrome: Pathogenesis and Clinical Findings

CALCINOSIS (BB-sized, hard nodules in fingers)
RAYNAUD'S Phenomenon
ESOPHAGEAL DYSMOTILITY
SCLERODACTYLY (thickening and tightening
BB-sized, hard nodules ... CREST #Syndrome #Pathophysiology ... #Diagnosis #Signs ... #Symptoms
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
multiple ill-defined nodules ... can suggest the diagnosis ... the ill-defined nodules ... feeding vessel sign ... SepticEmboli #Cavity #RadiologyAssistant
Common organ involvements and symptoms in Sarcoidosis
Lung 89-99% - Cough, dyspnoea, wheezing and stridor
Skin 16-32% -
in Sarcoidosis Lung ... pernio, papules, nodules ... functions Lymph nodes ... #diagnosis #signs ... #symptoms
Chagas Disease - Acute, Chronic and Reactivation 

Acute Chagas
 - 95% asymptomatic
 - Chagoma (Romana's sign),
Chagoma (Romana's sign ... Indeterminate - No signs ... or symptoms - ... plaques, papules, nodules ... #Reactivation #Diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
-> Rheumatoid Nodules ... cause interstitial lung ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms ... #diagnosis #ExtraArticular
Achilles Tendon Rupture - Pathogenesis and clinical findings
 • The Achilles tendon is 15cm long in
tendon is 15cm long ... warriors") • Acute ... TendonRupture #diagnosis ... #signs #symptoms ... #pathophysiology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
prognosis • Nodular ... • Classic - Nodular ... pattern of spread, B symptoms ... Treated Like Acute ... Classification #pathophysiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... , erythematous nodules ... consolidation or nodular ... Imaging: Irregular nodules ... nodules possible
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... - Respiratory symptoms ... lobar collapse, lung ... , or pulmonary nodules ... Definition #Criteria #Diagnosis