2253 results
Causes of SVC Syndrome - Differential Diagnosis Framework
 • Benign (15-40%): Thrombosis (aka catheter-associated), Goiter, Fibrosing
SVC Syndrome - Differential ... Malignant (60-85%): SCLC ... , NSCLC, NHL, Germ ... SVC #Syndrome #Differential
Causes of Superior Vena Cava (SVC) Syndrome 
Malignant Causes (2/3 of cases)
 - 95%
Cancer - NSCLC ... common) - SCLC ... Syndrome #Causes #Differential
Lupus Classification
Spontaneous Lupus
 - Cutaneous Lupus Erythematosus (CLE)
 - Systemic Lupus Erythematosus 
Drug-Induced Lupus
 - Drug-Induced
Drug-Induced CLE (SCLE-DIL ... rheumatology #diagnosis #differential
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Smith, Sm/RNP, Scl ... Scl100, Th/To, Scl ... Cytoplasmic #Patterns #differential
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... inappropriate • SIAD (SCLC ... #Hyponatremia #Differential
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Smith, Sm/RNP, Scl ... Scl100, Th/To, Scl ... Nuclear #Patterns #differential
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
abdominal carcinoid or SCLC ... Differential Diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
erythematosus (SCLE ... permanent alopecia Differential ... La, anti-Jo-1, SCL
Cavity Mnemonic for Cavitary Pulmonary Lesions:
C: cancer 
 - bronchogenic carcinoma: most frequently squamous cell carcinoma
cell carcinoma (SCC ... most frequently SCC ... Cavitary #Lesions #Differential
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
most frequently SCC ... most frequently SCC ... Cavitary #Lesions #Differential