31 results
Decompression Sickness - The physical examination revealed diffuse violaceous skin mottling over his trunk and arms
and vomiting as well ... #Clinical #Derm ... #Pneumatosis #CT ... #NEJM
Causes of Ovarian Mass - Differential Diagnosis Algorithm
Hyperplastic:
 • Polycystic ovary
 • Endometrioid cyst
Functional:
 • Follicular
Mucinous cystadenoma Germ ... Cell Benign Neoplasm ... Gonadoblastoma (can ... Germ Cell Malignant ... metastasis) • Breast
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
ALL can present ... involvement • 30%: CNS ... activity • ↓ LAP ... leukostasis syndrome: CNS ... Intracellular Urate
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
occur when the CD4-cell ... less than 200 cells ... recovery (CD4-cell ... enhancement on CT ... periventricular areas
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
cause: • Causes can ... maintain long-term ... volume overload Urea ... into ammonium by urease-producing ... bolus of 0.9% NS
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
this as a long-term ... administered • This can ... Urea powder • Induces ... into ammonium by urease-producing ... UNa + UK < 154, can
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... “big & sticky” cells ... ) - Symptoms: CNS ... ) - Symptoms: CNS
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
• LDH assays can ... Spherocytosis, sickle cell ... Periodic paralyses CNS ... tumors (testicular germ ... cell tumors)
Vibrio vulnificus Infection- At the time of presentation, hemorrhagic bullae measuring 3.5 by 4.5 cm had
V. vulnificus can ... contaminated seawater, as well ... #clinical #photo ... #NEJM #vibrio #
Tinea Capitis in a Newborn- A 3-week-old male newborn was brought to the pediatrician with three
hyperkeratotic central areas ... #clinical #photo ... #NEJM #tinea #capitis ... #ringworm #derm