Criteria of growing pains
A 12-year-old obese boy presents to your office complaining of bilateral leg pain that occurs only at night. His mother denies any pain duri...
Mottled skin or Cutis Marmorata in neonates
Cutis marmorata or " marbled skin " refers to mottled skin, typically in newborns in the first few months of life. This reticulat...
A case of Chromoblastomycosis
A 55-year-old man presented with vegetating lesions on the right foot that had been slowly enlarging during the past several years ;The phot...
Blood and nerve supply of a Synovial joint
The blood supply of a synovial joint is derived from the arteries sharing in the anastomosis around the joint.And the nerve supply of a syno...
Diagram shows pathway of the pupillary light reflex
This is a schematic diagram of the pupillary light reflex. The afferent limb originates in the retinal photoreceptors, which convert light...
Causes of osteoporotic changes in Cushing’s syndrome
Patients with Cushing’s syndrome often show osteoporotic changes.Which of the following is involved in the etiology of osteoporosis induced ...
Botox injections into the bladder
A short video demonstration injections of diluted Botulinum toxin "Botox"into the bladder. The operation takes approximately 10 mi...
Skin manifestations of Pellagra
Pellagra is a a vitamin deficiency disease caused by chronic lack of nicotinic acid (niacin, vitamin B3) or its precursor, tryptophan.Niaci...
Gross and Microscopic picture of Renal Infarction
1- Gross specimen of Renal infarction: The kidney is cut in half along its longitudinal axis, exposing : (A.) the cortex (B.) the medulla...
Psoriasis photo affects the elbows
A 45-year-old woman presents with a localized area of erythematous scaly patches that comes and goes and typically affects the elbows. The l...
ALCOHOL as Teratogen :Fetal Alcohol Syndrome
In many countries alcohol is the Most common teratogen.And the severity of spectrum of effects in the neonate correlates with the amount of ...
Why cricothyrotomy is the best site for emergency airway
You witness a choking incident in a restaurant. The Heimlich maneuver is unsuccessful at removing the food from the pharynx. The victim is h...
Perforation of Nasal Septum
Etiology of nasal septal perforations can be classified into these 4 main categories: traumatic, iatrogenic, inflammatory/malignant, and coc...
Notes on gallbladder stones
The photo below shows multiple faceted gallstones that can be composed of either cholesterol, bile pigments or a mixture of the two. - Pigme...
Magnesium sulfate as the drug of choice for controlling eclamptic seizures
The drug of choice for controlling eclamptic seizures is A) hydralazine B) phenobarbital C) phenytoin D) diazepam E) magnesium sulfate ...
Mnemonic for Malignant hyperthermia treatment
Malignant hyperthermia or malignant hyperpyrexia is a rare life-threatening condition that is usually triggered by exposure to certain drugs...
Barrett's esophagus
The Key word : BARR ett's = B ecomes A denocarcinoma, R esults from R eflux. Barrett's esophagus is a Glandular metaplasia ,or repl...
ECG of Supraventricular tachycardia
A 36-year-old white female nurse comes to the ER due to a sensation of fast heart rate, slight dizziness, and vague chest fullness. Blood pr...
Insulin injection lipodystrophy
Many patients whit type 1 diabetes mellitus may presented with depressed areas of skin at the sites of insulin injection due to lipoatrophy...
Common recommended sites for insulin injection
At first insulin recommended to be injected into some sites where a less-sensitive layer of fatty tissue just below the skin to abs...
Primary sclerosing cholangitis
Primary sclerosing cholangitis (PSC) is a chronic liver disease characterized by cholestasis ,caused by progressive inflammation and scarri...
Photos of Pectus Excavatum (Funnel chest)
Definition : Congenital posterior displacement of lower aspect of sternum.This gives the chest a somewhat "hollowed-out" appearanc...
Skeletal System Structures and Functions
An overview of the functions and structures of the skeletal system.
Carbon monoxide poisoning in 20-year old fireman
A 20-year-old fireman comes to the emergency room complaining of headache and dizziness after helping to put out a garage fire. He does not ...
Subcuticular (or Intradermal) Suturing
Demonstration of subcuticular or intradermal suturing technique for wound closure in the operating room.
Hoover sign Explanation in COPD case
At first you should know that there are 2 signs named for Charles Franklin Hoover : 1- Hoover's sign of leg paresis. 2- Hoover’s sign in...
How to do Vertical Mattress Suturing ?
Demonstration of vertical mattress suturing technique for laceration repair or wound closure in the operating room.
How to do Horizontal Mattress Suturing ?
Demonstration of horizontal mattress suturing technique for laceration repair or wound closure in the operating room.
Classic description of Normal-pressure hydrocephalus
A 75-year-old man is brought in to your office by his wife. She complains that he is not the same over the last 6 months. His memory is fail...
5 Steps to Chest X-ray Interpretation
The video shows some basics of chest x-ray interpretation. From ed4nurses.com
Diagram of Anterior anatomical relations of both kidneys
The kidneys are retroperitoneal organs that are located in the perirenal retroperitoneal space with a longitudinal diameter of 10–12 cm an...
Picture of Cranial Nerve 12 (Hypoglossal Nerve XII) Dysfunction and Assessment
Hypoglossal nerve is a motor cranial nerve for the muscles of the tunge.So,If the right CN 12 is dysfunctional, the tongue will deviate to t...
